All 313 actors in both The Outer Limits and The X-Files
313 actors have appeared in both The Outer Limits and The X-Files, across 372 episodes. The most-credited is William B. Davis, Ed, John Wymer in The Outer Limits and Cigarette-Smoking Man in The X-Files.
| Actor | In The Outer Limits | In The X-Files | Eps | Eps |
|---|---|---|---|---|
| William B. Davis | Ed, John Wymer | Cigarette-Smoking Man | 2 | 44 |
| Bruce Harwood | Dr. Avery Strong, Dr. Norris, Miles Pendergast | John Fitzgerald Byers | 4 | 38 |
| Nicholas Lea | Jacob Hardy, Mac 27 | Agent Alex Krycek, Michael | 2 | 25 |
| Sheila Larken | Francis Hunter | Margaret Scully | 1 | 16 |
| Laurie Holden | Susan McLaren | Marita Covarrubias | 1 | 11 |
| Alex Diakun | Nicholas Prentice, Minister, Moses Saxon | Buddy / Devil, Curator, Dr. Fingers | 6 | 5 |
| Bill Dow | Doc Fink, Dr. Keeler | Dr. Charles Burks, Dad, Dr. Rick Newton | 2 | 9 |
| Brendan Beiser | Ben Powell | Agent Sean Pendrell | 1 | 10 |
| Rebecca Toolan | Mrs. Whelan | Teena Mulder | 1 | 10 |
| Adam Baldwin | Major James Bowen | Knowle Rohrer | 1 | 6 |
| Cary Elwes | Dr. John York | Assistant Director Brad Follmer | 1 | 6 |
| Roger Cross | Bartender, Kevin Flynn, Lt. Lockhart | Field Agent, Officer Wentworth, Private Kittel | 3 | 4 |
| William MacDonald | Gary Rosman, Mugger | Agent Dan Kazanjian, Buddy Riggs, Dr. Oppenheim | 2 | 5 |
| Andrew Airlie | Agent Corey Lonn, Don, Dr. Kevington | Attorney, Rob | 4 | 2 |
| Lorena Gale | Louise, Committee Member | Attorney, Ellen Bledsoe, Nurse Wilkins | 3 | 3 |
| Gabrielle Miller | Charlotte Nichols, Receptionist, Wendy Seymour | Brenda J. Summerfield, Paula Gray | 3 | 2 |
| Hiro Kanagawa | Ron Hikida, Tali | Dr. Yonechi, Garner, Peter Tanaka | 2 | 3 |
| Timothy Webber | Dep. Middleton, Martin Nash | Detective Talbot, Dr. Paul Farraday, Jess Harold | 2 | 3 |
| David Cubitt | Colonel Faber, Curtis Grainger, Kevin Stein | Captain Barclay | 3 | 1 |
| Don S. Davis | Detective Wilson, General Callahan | Captain William Scully | 2 | 2 |
| Donnelly Rhodes | General James Eiger, Senator O'Reilly | General Francis, Jim Parker | 2 | 2 |
| Garry Chalk | Detective Barnett, Detective Frank Dayton, General | Mad Dog | 3 | 1 |
| Henry Beckman | Brad Hoffman | Detective Frank Briggs, Fisherman | 1 | 3 |
| Karin Konoval | Sarah | Little Chucky Poundstone, Little Judy Poundstone, Madame Zelma | 1 | 3 |
| Kristin Lehman | Janet Marshall, Katya Rubinov, Larissa Whitehouse | Esther Nairn | 3 | 1 |
| Lynda Boyd | Danielle Buchanan, Marie Venable | Bar Patron, Elizabeth | 2 | 2 |
| Ryan Reynolds | Paul Nodel, Derek Tillman | Jay "Boom" DeBoom | 3 | 1 |
| Ian Tracey | Declan McMahon, Mr. Tarquin | Sergeant Leonard 'Rappo' Trimble | 2 | 1 |
| Kevin McNulty | Commander, Dr. Leiberman, Everett Costello | Agent Fuller, Dr. Christopher Davey | 3 | 3 |
| Larry Musser | Clerk, Detective Pete Button, Dr. Evan Swift | Captain Jack Bonsaint, Denny Markham, Det. Manners | 5 | 4 |
| Stephen McHattie | Dr. Sherrick | Red-Haired Man | 1 | 2 |
| Teryl Rothery | Dr. Lucy Cole, Janet Preston | Nurse Michelle Charters | 2 | 1 |
| Garvin Cross | Agent Bauer, Hawkes, Lt. Jackson | Red Head Kid, Repairman | 6 | 2 |
| Ken Camroux-Taylor | Admiral Jones, Dr. Madison, George Fallson | Senior Agent #2 | 3 | 5 |
| Peter Donat | Principal Kern | Bill Mulder | 1 | 7 |
| Blu Mankuma | Captain John Owens, President, Stanley | Claude Peterson, Det. Pennock | 3 | 2 |
| David Kaye | Ed Tupelo, News Anchor, Young Man | Reporter, The Doctor | 3 | 2 |
| David Lewis | Deputy, Joe Oakridge | Vosberg, Young Agent, Young Officer | 2 | 3 |
| Joel Palmer | Andrew Rosman, Jesse Venable, Phillip | Charlie Holvey / Michael Holvey, Kevin Morris | 3 | 2 |
| Steve Bacic | Griff, Roy | Agent Collins, Officer #2, S.W.A.T. Commander | 2 | 3 |
| Tom McBeath | Detective Roth, Dr. Mitchell | Detective Gwynn, Dr. Lewton, Scientist | 2 | 3 |
| Arye Gross | Bernard Selden | Dr. Puvogel | 1 | 1 |
| CCH Pounder | The Stranger | Agent Lucy Kazdin | 1 | 1 |
| Doug Savant | Kel | Augustus Goldman | 1 | 1 |
| Eric Keenleyside | Friedkin, Major Ford, Peters | Lance Kernof | 3 | 1 |
| Frances Fisher | Lady Julia | Lizzie Gill | 1 | 1 |
| Gillian Barber | Fisk, Lt. Bateson | Penny Northern, Agent Jane Spiller, Beth Kane | 2 | 4 |
| Glynis Davies | Dr. Baker | Ellen, Monica Landis, Nelson | 1 | 3 |
| John Pyper-Ferguson | Brian Chason | Det. John Kresge, Paul | 1 | 3 |
| Lachlan Murdoch | John Virgil Jr., Ma'al | Boy in Car, Right Fielder | 2 | 2 |
| Laura Harris | Sarah Hayward | Andrea | 1 | 1 |
| Leland Orser | Dr. Arthur Zeller | Jason Ludwig | 1 | 1 |
| Malcolm Stewart | Daniel Tenzer, Joel Haas, Phil Krepuski | Dr. Sacks, Agent Bonnecaze, Commander Carver | 3 | 5 |
| Megan Follows | Karen Ross | Kath McCready | 1 | 1 |
| Robert Wisden | Justin Wells, Sam Winter | Robert Patrick Modell aka Pusher | 2 | 2 |
| Sandrine Holt | Jade / Laura | Dr. Karah Hamby | 1 | 1 |
| Sarah Jane Redmond | Kelly Risely, Kendal's Girlfriend | Karin Matthews, Young Mother | 2 | 2 |
| Sarah Strange | Lisa, Rachel Connors, Tara | Kimberly | 3 | 1 |
| Scott Bellis | Major Drummond | Max Fenig | 1 | 3 |
| Scott Hylands | Colonel Roger Tennent, Dr. Howard Sarrazin, Wayne | General Benjamin Bloch | 3 | 1 |
| Ty Olsson | Franklin | Younger Orderly | 1 | 1 |
| Xander Berkeley | Terry McCammon | Dr. Hodge | 1 | 1 |
| Andrew Johnston | DeWitt, Mr. Hagen, Warden Taylor | Agent Barry Weiss, Lt. Col. Robert Budahas, Medical Examiner | 3 | 4 |
| Nathaniel DeVeaux | Security Captain, Captain, Col. Birch | Detective Barron | 6 | 1 |
| Robert Lewis | Commander Guy LeClerc, Gould, Jake Sternlight | Officer, E.R. Doctor | 4 | 3 |
| Brent Stait | Vince Baxter, Wayne | Timothy Mayhew, Corp. Taylor | 2 | 3 |
| Christine Willes | Nurse Yvette | Agent Karen Kossef, Sister Mary | 1 | 4 |
| Jerry Wasserman | Dr. Silcase, Gunther Van Owen, William Talbot | Dr. John Grago, Dr. Plith | 3 | 2 |
| Matthew Walker | Terry Walsh, Trevor Hunter, Winston | Arlinsky, Dr. Ronald Surnow | 3 | 2 |
| Megan Leitch | Barb | Samantha Mulder | 1 | 4 |
| Mitchell Kosterman | Police Officer | Detective Horton, Fornier, Sheriff | 1 | 4 |
| Chilton Crane | Elaine Tenzer, Pregnant Woman | Sharon Graffia, Margaret Hohman, Mother at Bus Station | 2 | 4 |
| Dwight McFee | Bruce Johnson, Ring Announcer | Commander, David Gates, Detective Havez | 2 | 4 |
| Garry Davey | Doctor, Randall Kelly | Bob Spitz, Captain, Dr. Keats | 2 | 4 |
| Jason Gray-Stanford | Airman, Dylan Venable | Officer Eggers | 2 | 1 |
| Louis Ferreira | Father John Royce, Winston Meyerburg | Detective Costa | 2 | 1 |
| Peter Kelamis | Brian Wakefield, Stan Draper | Assistant D.A. Daniel Costa, Husband #2, Lieutenant Foyle | 2 | 4 |
| Peter Stebbings | Luke, Seth Todman | Marty | 2 | 1 |
| Robert Moloney | Agent Pinter, Beauregard Larouche, Lab Technician | Bruce Bearfeld, Worker | 4 | 2 |
| Tom Butler | Charlie Bouton, Charlie Rogers, Dr. Werner | Benjamin Drake, CIA Agent Ambrose Chapel | 4 | 2 |
| Doug Abrahams | Foreman, Sheriff O'Brien | Agent #2, Detective Neary, Farbaugh | 2 | 5 |
| Colleen Winton | Patricia Fowler, Spokesperson | Lie Detector Technician, Therapist | 2 | 2 |
| John Tench | Alex, Collins, Scarred Man | Steve | 3 | 1 |
| Kate Twa | Dr. Annaud | Detective Kelly Ryan, Marty | 2 | 2 |
| Peter Bryant | Commander Sullivan, Geoff, Mike | Uniformed Cop | 3 | 1 |
| Tom Heaton | Crazed Man, Jim, Josiah Miller | Groundskeeper | 3 | 1 |
| Don Thompson | Doc, Max Buford | Henry Willig, Holtzman, Lieutenant Colonel Victor Stans | 2 | 3 |
| Frank C. Turner | Elder, Luther, Mikulak | Dr. Collins, Dr. Del Hakkie | 3 | 2 |
| Ken Tremblett | Businessman, Michael Dowd, Tom | Dyer, Uniformed Officer | 3 | 2 |
| Mark Gibbon | Bailiff, Male Vorak, Overseer #2 | Guard | 4 | 1 |
| David Cameron | Technician #1, Medic, Overseer #3 | Deputy, Young Scientist | 4 | 2 |
| Scott Swanson | Emil Dobkins, General Baker, Kyle Haller | First Officer | 5 | 1 |
| Don MacKay | Dr. Link, Ollie Gibb, Pat Dooley | Charlie, Judge, Oates | 3 | 4 |
| Amanda Tapping | Cmdr. Kate Girard | Carina Sayles | 1 | 1 |
| Barry W. Levy | Colonel Bell, David Cohen, Jules Mason | Vitagliano, Navy Doctor | 4 | 3 |
| Cynthia Preston | Mina Link | Nancy Aaronson | 1 | 1 |
| Daniel Benzali | Graham Highfield | Colonel Jacob Wharton | 1 | 1 |
| Fulvio Cecere | Detective Richard Jacobs, Major, Stottlemeyer | Aide, Priest | 3 | 2 |
| Gerard Plunkett | Admiral Birch, George | Dr. Calderon | 2 | 2 |
| Harrison Coe | John Arkellan, Man | Dave the Butcher, Issac Luria | 2 | 2 |
| J.B. Bivens | Mover, Security Guard | Field Agent, Sharpshooter, Truck Driver | 3 | 3 |
| Jill Teed | Carolyn, Gwen Hutchinson, Tory Beth Walters | Glenna | 3 | 1 |
| John Diehl | Joe | Wilson "Pinker" Rawls | 1 | 1 |
| John Savage | Lucas | Henry Trondheim | 1 | 1 |
| Kathleen Duborg | Hope | Mother, Prostitute | 2 | 2 |
| Ken Ryan | Agent Tennyson | Special Agent Eubanks | 1 | 1 |
| Kenneth Welsh | Dr. Vasquez | Simon Gates / Millenium Man | 1 | 1 |
| Kerry Sandomirsky | Kristen O'Keefe, Mary | Joanne Steffen, Tracey | 2 | 2 |
| Lesley Ewen | Mrs. Dell, Nurse Sally Scofield | Agent #1, Carina Maywald, Receptionist | 2 | 4 |
| M. Emmet Walsh | Sanford Valle | Arthur Dales | 1 | 1 |
| Merrilyn Gann | Gwen Wellington | Mrs. Asekoff, Prosecutor | 1 | 2 |
| Michael Cram | Father, McKenna | Officer Corning | 2 | 1 |
| Michael Kopsa | Commander Ivers, Curtis Sawyer, Detective Broder | Rick Culver | 4 | 1 |
| Michael MacRae | Greg Tilman | August Bremer, Ranger Peter Brullet | 1 | 2 |
| Michael Ryan | Rex, Thomas Langley Russell | Agent Cameron Hill, Overcoat Man | 2 | 2 |
| Nancy Sorel | Dana van Owen, Page Houghton | Captain Janet Draper | 2 | 1 |
| Patrick Keating | GX-17, Technician | Beggar, Donald Gelman | 2 | 2 |
| Robert Clothier | Dr. Linstrop | Commander Chris Johansen, Old Man | 1 | 2 |
| Sebastian Spence | Young Gerry | Deputy Barney Paster | 1 | 1 |
| Susannah Hoffmann | Janice Claymore | Melissa Turner | 1 | 1 |
| Veena Sood | Dr. Katzman | Dr. Louise Colquitt, Mrs. Saunders | 1 | 2 |
| Zachary Ansley | Adrielo | Billy Miles | 1 | 5 |
| Campbell Lane | Noel Bachman, Roland Baker | Committee Chairman, Calusari #3, Hohman's Father | 2 | 4 |
| Michael David Simms | Ed | Senior FBI Agent | 1 | 5 |
| Lenno Britos | Man in Bathroom | Hispanic Man aka Luis Cardinal | 1 | 4 |
| Paul McLean | Dr. Phillips | Agent Kautz, Coast Guard Officer, Dr. Josephs | 1 | 4 |
| Bill Croft | Gabriel, Officer Fletcher | Calusari #2, Comrade Svo | 2 | 2 |
| Michael St. John Smith | Angus Wheaton, Dean Irwin, Dr. Richard Morgan | Major General Fryatt | 3 | 1 |
| Paul Jarrett | Dr. Franklin Dreiden, Dr. Mauser | James Earl Ray, Upshaw | 2 | 2 |
| Vanessa Morley | Miranda | Samantha Mulder | 1 | 3 |
| Adrian G. Griffiths | Boromir, Warren | Sherman Peacock | 2 | 1 |
| BJ Harrison | Administrator | Clerk, Hannah | 1 | 2 |
| Bob Morrisey | Dr. Benton Adler | Dr. Simon Bruin, Dr. Vinet | 1 | 2 |
| Callum Keith Rennie | Carlito | Groundskeeper, Tommy Philips | 1 | 2 |
| George Touliatos | Darrow | Dr. Katz, Larry Winter | 1 | 2 |
| Jan D'Arcy | Martha Adams, Senator Sara Watson | Judge Kann | 2 | 1 |
| Jay Brazeau | Bernard Katz | Dr. Daly, Professor Varnes | 1 | 2 |
| Joe Pascual | Lt. Marquez, Paramedic | Examiner | 2 | 1 |
| John McConnach | Commando | Officer #1, Sailor | 1 | 2 |
| Lorraine Landry | Deirdre Laird, Female Med Tech | Pathologist Vicki Belon | 2 | 1 |
| Robert Ito | Colonel Raymond Chen | Dr. Takeo Ishimaru / Shiro Zama | 1 | 2 |
| Terence Kelly | General, Oscar Reynolds | George Usher | 2 | 1 |
| David Fredericks | Sheriff Lewis | J. Edgar Hoover, Mr. Larsen, Security Guard | 1 | 4 |
| Eric Breker | Peter Bowman | Dark-Suited Man #1, Admitting Officer, SP Agent Brem | 1 | 4 |
| P. Lynn Johnson | Mrs. Hagen, Vera Dobkins | Deborah Brown, Dr. Sheila Braun, Health Department Doctor | 2 | 3 |
| Arnie Walters | Committee Member | Father McCue | 1 | 3 |
| Beverley Elliott | Celeste | Raven | 1 | 1 |
| Brenda McDonald | Mrs. Eikenberry, Old Arthritic Woman | Auntie Janet, Mrs. Loach | 2 | 2 |
| Candus Churchill | Nurse | Shirley | 1 | 1 |
| Charles André | Evan | Detainee, Ozzy "Banjo" Krager, Ray Floyd | 1 | 3 |
| Colin Cunningham | Professor George Ernst | Dr. Henry Stroman, Escalante, Lt. Terry Wilmer | 1 | 3 |
| David Lovgren | Eric Tanner | Kurt Crawford | 1 | 1 |
| Fred Henderson | Acosta, John | Agent Rich, Agent Thomas | 2 | 2 |
| Janyse Jaud | Suicide Helpline | Nurse | 1 | 1 |
| Jed Rees | J.D. Kelton | Lucas Menand | 1 | 1 |
| Judith Maxie | Judge, Judge Peale, Mayor Gant | Barbara Taylor | 3 | 1 |
| Ken Kramer | Judge Clancy | Dr. Alexander Ivanov, Dr. Browning, Dr. Terrance Allen Berube | 1 | 3 |
| Marie Stillin | Governor Mudry | Dr. Sally Sanford | 1 | 1 |
| Mark Saunders | Lab Assistant | Agent Busch, Doctor #2 | 2 | 2 |
| Peter Williams | Chili Wayne | Jackson | 1 | 1 |
| Rob Freeman | Captain Rosen, Milus O'Brien | Detective Rempulski, Marshall Sim | 2 | 2 |
| Robin Mossley | Doctor | Dr. Joe Ridley, Dr. Kingsley Looker, Dr. Vance Randolph | 1 | 3 |
| William S. Taylor | tbd | General Leitch | 1 | 1 |
| Gordon Tipple | Detective #1, Finerman | Assistant Manager, Detective, Joe Crandall | 2 | 3 |
| Steve Makaj | Officer Brown | Scott Ostelhoff, Frank Kiveat, Patrolman | 1 | 4 |
| Walter Marsh | Dr. Lambert, Dr. O'Keefe | Druggist, Judge, Pathologist | 2 | 3 |
| Alan Robertson | Dr. Minkoff | Dr. Carl Roosevelt, Grey-Haired Man | 1 | 2 |
| Bob Dawson | Mr. Walker, Sheriff Clay | Phil Rich | 2 | 1 |
| Brad Loree | Patrol Android | Fireman, Security Guard | 1 | 2 |
| Dean McKenzie | Kellar, Newscaster | Army Tech | 2 | 1 |
| Greg Thirloway | James Feind | Agent Greg Nemhauser, Dr. Mitchell | 1 | 2 |
| Johnny Cuthbert | Lieutenant | Commanding Officer, Tiernan | 1 | 2 |
| Paula Shaw | Executive, Mrs. Janus | Ward Nurse | 2 | 1 |
| Richard Leacock | Dairy Guard, Taylor | Cop #2 | 2 | 1 |
| Robyn Driscoll | Detective | Detective Joe Darnell | 2 | 1 |
| Ron Halder | George White, Lab Assistant | Dr. Floyd Fazio | 2 | 1 |
| Stephen E. Miller | Lt. Colonel Hickox | Coroner Truitt, Tactical Commander | 1 | 2 |
| Carrie Cain Sparks | Nurse | Duty Nurse, Maid, Train Station Clerk | 1 | 3 |
| Jennifer Sterling | Detective Meacham, Janet, Nurse | Angry Wife | 3 | 1 |
| Linden Banks | Dr. Thomas Somerset, Hal Taylor | Joseph Patnik, Reverend Sistrunk | 2 | 2 |
| Deryl Hayes | Policeman | Agent Morris, Army Doctor, Webster | 2 | 3 |
| John Moore | Butler | Elder #2 | 1 | 4 |
| Akiko Morison | Megan Halliwell | Leza Atsumi | 1 | 1 |
| Alvin Sanders | Chaplain | Bus Driver, Deputy Wright | 1 | 2 |
| Bethoe Shirkoff | Mrs. Peal | Old Woman | 1 | 1 |
| Brenda Crichlow | Kayla | Reporter | 1 | 1 |
| Brent Chapman | Officer | Security Cop, Traffic Cop | 1 | 2 |
| C. Ernst Harth | Silverface | Huge Man | 1 | 1 |
| Charles Martin Smith | Spencer Deighton | Dr. Osbourne | 1 | 1 |
| Chris Nelson Norris | Captain Litvak | Edmund Peacock, S.W.A.T. Lieutenant | 1 | 2 |
| Colin Lawrence | Technician | Cop #1 | 1 | 1 |
| David Palffy | Kramer | Dark Man | 1 | 2 |
| Deanna Milligan | Gail | Satin | 1 | 1 |
| Diana Scarwid | Elizabeth Halsey | Linda Bowman | 1 | 1 |
| Duncan Fraser | General Post | Beatty | 1 | 1 |
| Erich Anderson | Evan Robert Cooper | Doug Underwood | 1 | 1 |
| Gerry Rousseau | Bum, Jimmy | Homeless Man, Mechanic | 2 | 2 |
| Ian Robison | Grant Kildale | Detective Smith, Ranger | 1 | 2 |
| Jan Rubeš | Robert Greene | Vassily Peskow | 1 | 1 |
| Jason Gaffney | Joe Benton, Kirk | Harold Lamb | 2 | 1 |
| Jimmy Herman | Mickey | Ish | 1 | 1 |
| Jo Bates | French Mother | Jeraldine Kallenchuk | 1 | 1 |
| Jody Racicot | Oren Edgar | Father Gregory | 1 | 1 |
| Joy Coghill | Jean | Linda Thibedeaux | 1 | 1 |
| Kate Robbins | Perry | Lisa's Aunt, Mrs. Oswald | 1 | 2 |
| Katya Gardner | Bethany Wallace | Peggy O'Dell, Robin McAlpin | 1 | 2 |
| Kimberly Unger | Reporter #1 | Joan Gauthier, Karen Koretz | 1 | 2 |
| Mar Andersons | Student | Halverson, Jack Hammond | 1 | 2 |
| Miguelito Macario | Lab Tech | Tattooed Prisoner | 1 | 1 |
| Peter Flemming | Tom Young | Officer #1 | 1 | 1 |
| Peter Hanlon | Peter Cadon | Aide, Dr. Bailey | 1 | 2 |
| Rick Dobran | Lieutenant Mason | Sergeant Armando Gonzales | 1 | 2 |
| Saraphina Joachim | Catherine Walsh | Jennifer Workman | 1 | 1 |
| Sharon Alexander | Angry Woman, Girl Hostage | Mary Louise Lefante | 2 | 1 |
| Stephen Dimopoulos | Horace Vaughn | Detective, Ionesco | 1 | 2 |
| David Neale | Commander Richard Gordon, Evan Branch, Security Guard | Navy Base Guard | 3 | 1 |
| Alan C. Peterson | Motel Manager | Mr. Y | 1 | 2 |
| D. Neil Mark | Guard | Deputy Scott Kerber, SWAT Team Officer | 1 | 2 |
| Danny Wattley | Dennis Cameron, Orderly #2 | First Officer | 2 | 1 |
| Dean Wray | Tito | Rich Turner, Tow Truck Driver | 1 | 2 |
| Gary Hetherington | Chief Davis | Kennedy, Lewin | 1 | 2 |
| J. Douglas Stewart | Watts | Landlord, Male E.M.T. | 1 | 2 |
| Marc Baur | Board Member | Agent Brisentine, Man in Suit | 1 | 2 |
| Patricia Dahlquist | Doctor | Susan Chambliss | 1 | 2 |
| R. Nelson Brown | Bartender, Bum | Ansel Bray | 2 | 1 |
| Sean Campbell | Police Officer | Local Cop, Officer Sean | 1 | 2 |
| Anna Hagan | Dr. Riddle | Dr. Charyn | 1 | 1 |
| Chad Willett | Astronaut Chris Lindy | Jim Summers | 1 | 1 |
| Dana Grahame | German Woman | Newspaper Reporter | 1 | 1 |
| Daryl Shuttleworth | Burns | Daryl Landry | 1 | 1 |
| Dey Young | Carol Martin | Judy Bishop | 1 | 1 |
| Douglas Smith | Douglas | Pitcher | 1 | 1 |
| Elisabeth Rosen | Nadia Torrance | Katie | 1 | 1 |
| Jase Anthony Griffith | Medical Technician | Paramedic #1 | 1 | 1 |
| Jenny-Lynn Hutcheson | Nomi | Polly Turner | 1 | 1 |
| Julian D. Christopher | David Aftergood | Dr. Oscar Griffiths | 1 | 1 |
| Ken Kirzinger | Moloch | Richter | 1 | 1 |
| Maxine Guess | Jenny Claridge | Flight Attendant | 1 | 1 |
| Myles Ferguson | Brad | Joey Agostino | 1 | 1 |
| Tim Progosh | Walter Black | Mr. Fiebling | 1 | 1 |
| Tom Pickett | Security Guard | Cop | 1 | 1 |
| Zoran Vukelic | Hector | Peter | 1 | 1 |
| Bill Mackenzie | Policeman #2 | Bus Driver | 1 | 2 |
| Claire Riley | Dr. Egan, News Anchor | Dr. Lasko | 2 | 1 |
| David Hurtubise | Bernie | Barrington, Pathologist | 1 | 2 |
| Laurie Murdoch | Lawrence | Coroner, Lydon | 1 | 2 |
| Lloyd Berry | Abraham Lincoln Re-Enactor, Mike Kellerman | Old Man | 2 | 1 |
| Nancy Kerr | Dr. Allensworth | Agent Hedin, Nurse | 1 | 2 |
| Ric Reid | Coroner | Asst. Coroner, Steve Holvey | 1 | 2 |
| Russell Ferrier | Detective, Game Warden | Medic | 2 | 1 |
| Tamsin Kelsey | Dr. Glass, Victorine | Ellen | 2 | 1 |
| Blair Slater | Ken Kohler | Glazebrook | 1 | 1 |
| Catherine Lough Haggquist | Reporter | Dr. Richmond | 1 | 1 |
| Grant Heslov | Todd | Dr. Andre Bormanis | 1 | 1 |
| James Bell | Drunk Executive | Detective Johnson | 1 | 1 |
| John Maclaren | Rosen | Dr. Laberge, George Kearns | 1 | 2 |
| Kevin Conway | Mr. Portis | Private Jack McAlpin | 1 | 1 |
| Stuart O'Connell | Hing Soldier | Cop #1, S.W.A.T. Cop #1 | 1 | 2 |
| Terry David Mulligan | Det. Landers | Mission Controller #1 | 1 | 1 |
| Alison Matthews | Karen Dunn | Doctor | 1 | 1 |
| Benita Ha | Cute Lab Technician | Tour Guide | 1 | 1 |
| Frank Cassini | Miguel Enriquez | Detective Cline | 1 | 1 |
| Gillian Carfra | Angie | Christine Ranford | 1 | 1 |
| Greg Anderson | Dealer | Photographer | 1 | 1 |
| Jonathan Whittaker | Colonel Bowen | Curt Brunjes | 1 | 1 |
| Kasper Michaels | Bartender | Young Agent | 1 | 1 |
| Russell Porter | Actor | Scott Simmons | 1 | 1 |
| Stacy Grant | Kara Delaney | Judy Fairly | 1 | 1 |
| Crystal Verge | Hall | Dr. Lorenz, Woman Reading Words | 1 | 2 |
| Sheila Paterson | Leona Fletcher | Anna Fugazzi, Gina Watkins | 1 | 2 |
| Bill Finck | Herman Fitch | Sandwich Man | 1 | 1 |
| Bobby Stewart | Sheriff Blackwell | Deputy | 1 | 1 |
| Brian Knox McGugan | Paramedic #1 | Officer #1 | 1 | 1 |
| Edward Diaz | Derek | El Camino Owner | 1 | 1 |
| French Tickner | Father Puglia | Preacher | 1 | 1 |
| Jon Raitt | Gordon Huntmeyer | Father | 1 | 1 |
| Kwesi Ameyaw | Policeman #1 | Judge | 1 | 1 |
| Patricia Idlette | Waitress | Desk Clerk | 1 | 1 |
| Richard Sargent | Carl Haven | Captain | 1 | 1 |
| Rob Morton | F.B.I. Agent #2 | Kramer | 1 | 1 |
| Ted Cole | Chris | 2nd Paramedic | 1 | 1 |
| Klodyne Rodney | Reporter, Tyler Buttram | Medic | 2 | 1 |
| Dan Shea | Cop | Deputy | 1 | 1 |
| David Abbott | Herbert Lowry | Judge Maibaum | 1 | 1 |
| Derek Lowe | Student | Johnny Lo | 1 | 1 |
| Greg Rogers | Reverend Samuel Garland | Daniel Charez | 1 | 1 |
| Jan Bailey Mattia | Susan | Ms. Hadden | 1 | 1 |
| Jane MacDougall | Marianne Dobson | Laura Dalton | 1 | 1 |
| Phillip MacKenzie | Detective Dofner | Medic | 1 | 1 |
| Rob Daprocida | Security Guard #2 | Bunny | 1 | 1 |
| Ryan de Boer | Young Louis | Bill Scully Jr. | 1 | 1 |
| Wren Robertz | Orderly | Orderly | 1 | 1 |
| Brent Sheppard | F.B.I. Agent #1 | Doctor, Prosecutor | 1 | 2 |
| Bob Wilde | Lab Tech | Rand | 1 | 1 |
| Corrine Koslo | Abby | Lottie Holloway | 1 | 1 |
| Dave Adams | Desmond Shiff | Dr. Girardi | 1 | 1 |
| David Bloom | Expert | Stress Man | 1 | 1 |
| Frank Ferrucci | Receptionist | Detective Nettles | 1 | 1 |
| Freda Perry | Nurse | Mrs. Wright | 1 | 1 |
| Jabin Litwiniec | Student #1 | Clinton Bascombe | 1 | 1 |
| John R. Taylor | Old Man Rivers | Husband | 1 | 1 |
| Julie Bond | Pontella | Woman | 1 | 1 |
| Michelle Hart | Enya | Trace Agent | 1 | 1 |
| Nicole Robert | Librarian | Mrs. Tynes | 1 | 1 |
| Pat Bermel | Dr. Reid | Frank Ranford | 1 | 1 |
| Paul Raskin | Morgue Attendant | Dr. Eric Ilaqua | 1 | 1 |
| Alexander Boynton | Ex Con | Clean Cut Man | 1 | 1 |
| Barbara Dyke | Woman | Dr. Alepin | 1 | 1 |
| Diana Stevan | Ruth | Mrs Adams | 1 | 1 |
| Mina E. Mina | Colonel Paz | Dr. Hand | 1 | 1 |
| Terry Arrowsmith | Fletcher (Demon) | Uniformed Cop | 1 | 1 |
| Allan Zinyk | Eldon DeVries | Blaine Faulkner | 1 | 1 |
| Robert Luft | Corporal Edwards | Telemarketer | 1 | 1 |
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Cast data from TVmaze, licensed CC BY-SA 4.0.