All 256 actors in both Smallville and Stargate SG·1
256 actors have appeared in both Smallville and Stargate SG·1, across 430 episodes. The most-credited is Teryl Rothery, Board Member #2, Real Estate Agent in Smallville and Dr. Janet Fraiser, Heimdall in Stargate SG·1.
| Actor | In Smallville | In Stargate SG·1 | Eps | Eps |
|---|---|---|---|---|
| Teryl Rothery | Board Member #2, Real Estate Agent | Dr. Janet Fraiser, Heimdall | 2 | 75 |
| Michael Shanks | Carter Hall / Hawkman | Thor, Dr. Daniel Jackson, Aegir | 4 | 20 |
| Alessandro Juliani | Dr. Emil Hamilton | Katep, Eliam | 14 | 3 |
| Eric Breker | Roy Rothman | Albert Reynolds | 1 | 16 |
| Mitchell Kosterman | Sheriff Ethan Miller | Col. Tom Rundell, Special Agent James Hamner | 14 | 3 |
| Colin Cunningham | Nicky Taylor | Major Paul Davis | 1 | 15 |
| Erica Durance | Lois Lane, Lois Lane (Mirror World), Brianna Withridge | Krista James | 15 | 1 |
| Mike Dopud | Security Guard George | Jaffa, Colonel Chernovshev, Eurondan Soldier | 10 | 6 |
| Robert Wisden | Gabe Sullivan | Bert Samuels | 6 | 4 |
| Adrian Holmes | Basqat, Griff | Det. J. Ryan, Sgt. Krieger | 7 | 2 |
| Robert Picardo | Edward Teague | Richard Woolsey | 2 | 7 |
| Alex Zahara | Dr. Jansen | Alien #1, Capt. Warrick Trevor, Eggar | 1 | 7 |
| Colin Lawrence | Agent Stocker, Captain Nichols, Doctor | Major Carl Warren, Major Lawrence | 3 | 5 |
| Kendall Cross | Jessica Kent, Lara-El, Little Girl's Mother | Julia Donovan | 3 | 4 |
| Alisen Down | Lillian Luthor | Dr. Brightman | 5 | 1 |
| Anna Galvin | Gina | Dr. Reya Varrick | 5 | 1 |
| Hiro Kanagawa | Principal H. James Kwan | Mr. Wayne | 5 | 1 |
| Jerry Wasserman | Dr. Yaeger Scanlan | Bernie Whitlow, Stan | 4 | 2 |
| Lexa Doig | Dr. Christina Lamell | Dr. Carolyn Lam | 1 | 11 |
| Tom O'Brien | Roger Nixon | Brian Vogler | 5 | 1 |
| Simone Bailly | Jacquie Gould, Star | Ka'lel | 10 | 6 |
| Corin Nemec | Jude Royce | Jonas Quinn | 1 | 4 |
| Douglas Arthurs | Snake | Heru'ur, Kah'l | 1 | 4 |
| Fred Henderson | Dr. Langston | Major Robert Thornbird | 4 | 1 |
| Gillian Barber | Marianne Taylor | Ambassador Dreylock, Resident #1 | 1 | 4 |
| James Michalopolous | Carjacker, Prisoner | SF Guard, Jaffa, F-302 Pilot | 2 | 18 |
| Kevin McNulty | Mr. Summers | Dr. William Warner | 1 | 4 |
| Barclay Hope | Dr. Anthony Bright, Doctor | Col. Lionel Pendergast | 3 | 6 |
| Dean Redman | Lab Guard, Police Officer, Policeman | Lt. Woeste, SF Guard, Fire Fighter | 3 | 10 |
| Nickolas Baric | Thug #2 | SSgt. Shandler, Penhall, F-302 Pilot | 1 | 16 |
| Dan Payne | LuthorCorp Pilot | Kull Warrior, Jaffa, Super Soldier | 2 | 14 |
| JR Bourne | Dr. Bernard Chisholm | Martouf | 1 | 7 |
| Julian Sands | Jor-El | Doci | 2 | 2 |
| Malcolm Stewart | Dr. Otis Ford, Dr. Sinclair, Jim Melville | Dollen | 3 | 1 |
| Michael Kopsa | Dean Winters | Gen. Michael Kerrigan, News Anchor | 1 | 3 |
| Sean Millington | Luthor Security Guard, Military police | SSgt. Peterson, Jaffa, Ronac | 2 | 10 |
| Tahmoh Penikett | Wesly Keenan, Vince Davis | Third | 3 | 1 |
| Fraser Aitcheson | Ethan Carter | Jaffa, Hathor's Jaffa, Jaffa Commander | 2 | 20 |
| Paul Lazenby | Tony | Jaffa, Prometheus Crew Member, SF Guard | 1 | 10 |
| G. Patrick Currie | Doctor Lance | Fifth, Chaka, Eamon | 1 | 6 |
| Michael Adamthwaite | Andrew Connors, Rick | Her'ak | 2 | 5 |
| Peter Flemming | Brady | Agent Malcolm Barrett | 1 | 6 |
| Daniel Bacon | FBI Agent | SMSgt. Russell Benson | 2 | 8 |
| Aaron Pearl | Len Burton | Lt. George S. Hammond, Major Kearney | 1 | 2 |
| Alan C. Peterson | Senator Ed Burke | The Canon | 2 | 1 |
| Jill Teed | Detective Maggie Sawyer | Yolanda Reese / Major Stacy Monroe | 4 | 2 |
| Matthew Walker | Dr. Hudson | Merlin, Roham | 1 | 5 |
| Michael Daingerfield | Gordon Godfrey / Darkseid, Security Guard | Big Jaffa | 5 | 1 |
| Shawn Stewart | Security Guard | Jaffa | 1 | 10 |
| Chris Shields | Courier, EMT #1, Reporter | Capt. Mike Shefield | 4 | 1 |
| Gerard Plunkett | Dr. Donovan Jamison | High Councilor Tuplo, Nem | 2 | 3 |
| Peter Wingfield | Marcus Becker | Tanith | 1 | 4 |
| Yan-Kay Crystal Lowe | Vala | Nya | 4 | 1 |
| Dario Delacio | Doomsday | Jaffa | 2 | 5 |
| Julian D. Christopher | Dr. MacIntyre | Counselor Vin Eremal | 6 | 1 |
| Lauro Chartrand | Alex, Thief | Jaffa, Driver, Security Team Member | 2 | 5 |
| Mark Gibbon | Mr. Raines, Orderly, SWAT Commander | M'zel, Thor | 3 | 4 |
| Steve Bacic | Garage Worker, Vordigan / Dark Archer | Camulus, Major Coburn | 2 | 5 |
| Steve Makaj | Coach Calloway, Contractor | Col. Robert F. Makepeace | 2 | 5 |
| Aaron Douglas | Deputy Michael Vertigo, Pierce | Jaffa, Moac | 2 | 2 |
| Anne Marie DeLuise | TV Reporter, Naomi Van Horn | Amy Vandenburg, Farrell | 4 | 2 |
| Benjamin Ayres | Jason Bartlett | Muirios | 5 | 1 |
| David Lewis | Dr. Marcus, Macy / Jeweler | Cameron Balinsky | 2 | 2 |
| Don Thompson | Jack Cole | Props Guy, U'kin | 2 | 2 |
| Garwin Sanford | Ed Brooks | Narim | 1 | 3 |
| Gwynyth Walsh | Mrs. Moore | Kelmaa | 1 | 1 |
| Ian Tracey | Lincoln Cole | Smith | 1 | 1 |
| John DeSantis | Male Zoner, Solomon Grundy, The Traveler | Jaffa | 3 | 1 |
| John Novak | Gary Bergen, Jed McNally | Col. William Ronson | 2 | 2 |
| Katharine Isabelle | Sara Conroy | Valencia | 1 | 1 |
| Lorena Gale | Dr. Claire Foster | Curator | 3 | 1 |
| Martin Cummins | Dr. Lawrence Garner | Aden Corso | 3 | 1 |
| Michael Ironside | General Sam Lane | Seevis | 3 | 1 |
| Paul Jarrett | Scientist | SG-5 Member, Special Agent Farrity | 1 | 3 |
| Tim Guinee | Adrian | Tomin | 1 | 3 |
| William B. Davis | Mayor William 'Billy' Tate | Prior Damaris | 2 | 2 |
| Brad Kelly | Thug #3 | Jaffa, Big Prisoner, Netu denizen | 1 | 9 |
| Brian Jensen | Coach | Freyr, Head Priest | 1 | 4 |
| Britt Irvin | Courtney Whitmore / Stargirl | Merrin | 4 | 1 |
| Kwesi Ameyaw | Darius | Olokun | 3 | 2 |
| Shawn Reis | Jail Deputy, Mike Dawson | Jaffa Commander | 2 | 3 |
| Brad Loree | Bartender, Surgeon | Jaffa, Calder's Bodyguard | 2 | 6 |
| Andrew Airlie | Mr. Woodruff | Dr. Carmichael, Kalan | 1 | 2 |
| Ben Ratner | Hanison | Dr. Hutchison, Producer | 1 | 2 |
| Christopher Heyerdahl | Zor-El | Pallan | 2 | 1 |
| Darryl Quon | Club Zero Bouncer, Security Guard #1 | Jaffa | 2 | 1 |
| Jody Thompson | Gia, Police Woman | Woman | 2 | 1 |
| Kavan Smith | Wade Mahaney | Major Lorne | 1 | 2 |
| Quinn Lord | Phillipe Lamont | Child | 2 | 1 |
| Samantha Ferris | Warden Anita Stone | Dr. Raully | 1 | 2 |
| Aleks Paunovic | Orderly, Thug #1 | Shaq'rel | 2 | 2 |
| Alexander Kalugin | TBD | Bodyguard, Major Sergei Vallarin, Rogue NID member | 1 | 3 |
| Ken Kirzinger | Scientist | Jaffa, Jaffa Commander | 1 | 3 |
| Kimani Ray Smith | Bus Driver, Monitoring Astronomer | Madronan Guardian, Ocker | 2 | 2 |
| Tony Todd | Earl Jenkins | Lord Haikon | 1 | 3 |
| Woody Jeffreys | Jack, Mr. Lyon | Guard | 2 | 2 |
| Tiffany Lyndall-Knight | Nurse | Evalla, Inhabitant of P9C-882, Jaffa | 1 | 4 |
| Sylvesta Stuart | Airport Security Guard | Jaffa, Plunkett, SF Guard | 1 | 6 |
| Aaron Craven | Scientist | Capt. Kyle Rogers, Kinsey's worshipper, Matar | 1 | 3 |
| Adrian G. Griffiths | Blackmailer | Lt. Matthew Baker, Paul | 1 | 2 |
| Alvin Sanders | Dale Ross, Dr. Klein | Fred | 2 | 1 |
| Amber Rothwell | Emily Dinsmore | Jenny | 1 | 1 |
| Barbara Kottmeier | Adrianna | Young Vala | 1 | 1 |
| Blu Mankuma | Franklin W. Stern | Sheriff Knox | 1 | 1 |
| Brock Johnson | Edgar Hoyt | Hunter | 2 | 1 |
| Carrie Genzel | Dr. Pamela Black | Diana Mendez | 1 | 1 |
| Chelah Horsdal | Dr. McCann | Lt. Womack | 1 | 5 |
| Darryl Scheelar | Assassin | Co-Pilot, Cop, Man | 1 | 3 |
| Daryl Shuttleworth | Vice Principal Martin Gibbons | Cmdr. Rigar, Cmdr. Tegar | 1 | 2 |
| David Lovgren | Derek Fox | Darrell Grimes, Va'lar | 1 | 2 |
| Emily Holmes | Jodi Keenan | Kianna Cyr | 1 | 1 |
| Eric Keenleyside | Mike | Bret | 1 | 1 |
| James Kidnie | Amos Fortune | Soren | 1 | 1 |
| Jodelle Ferland | Emily Dinsmore | Adria (7 yrs) | 1 | 1 |
| Jonathan Lloyd Walker | Paul Brenner | Ta'seem | 2 | 1 |
| Jorge Vargas | Male Gangbanger | Abu | 1 | 1 |
| Kevan Ohtsji | Danny Kwan | Oshu | 1 | 5 |
| Laura Mennell | Janet Dawson, Toni | Mary | 2 | 1 |
| Michael David Simms | Dr. Neil Moore | Secretary of Defense Arthur Simms | 1 | 1 |
| Michael Eklund | Richter Maddox, Will | Gerard A. Tobin | 2 | 1 |
| Michael Rogers | Agent Black | Col. John Michaels, Col. Richard Kendrick, Major Escher | 1 | 3 |
| Michasha Armstrong | Max Kasich | Shak'l | 1 | 2 |
| Panou | LuthorCorp Employee #1 | Lt. Fisher | 2 | 1 |
| Steve Archer | Deputy O'Conner | Ori Commander | 2 | 2 |
| Ty Olsson | Officer Talbert | Col. Barnes, Jaffa #1 | 1 | 2 |
| Veena Sood | Schoolteacher | Abydonian Leader, Dr. Kelly | 2 | 2 |
| Biski Gugushe | Security Guard | SF Guard, SG-11 Leader | 1 | 4 |
| Colin Corrigan | Dante's Mechanic | SF Guard, Med Team Leader, Ninja Jaffa Leader | 1 | 4 |
| Michael Jonsson | Agent | Jaffa, Jaffa Guard, Juna Warrior | 1 | 4 |
| David Richmond-Peck | Director, March Sosnick, Pete O'Grady | Jaffa Commander | 3 | 1 |
| Jim Thorburn | Max Taylor, Officer Joe Simmons | SF Guard #2, Watts | 2 | 2 |
| Benita Ha | Dr. Asuka | Brooks | 1 | 2 |
| Brent Stait | Kent Nelson / Dr. Fate | Major Louis Ferretti | 1 | 2 |
| Chad Hershler | Scientist | Villager | 2 | 1 |
| Craig Veroni | Security Guard, State Trooper | Weapons Officer | 2 | 1 |
| David Paetkau | Officer Dan Turpin, Trevor Chapell | Lyle Pender | 2 | 1 |
| Dean McKenzie | Lex's Campaign Manager | Henchman | 2 | 1 |
| Eileen Pedde | Jennifer Small | Major Gibson | 2 | 1 |
| Emy Aneke | Robert Pontius | Jaffa | 1 | 2 |
| Evan Frayne | Jewelry Store Employee | K'tau young Male, Pilot #1 | 1 | 2 |
| John Shaw | Cave Scientist | Dr. Freisen | 2 | 1 |
| Kirsten Alter | Officer Stallings | Jalen | 1 | 2 |
| Link Baker | Pilot | Artok, Sgt. Dean Barber | 1 | 2 |
| Mark Acheson | Magistrate Wilkins | Vishnoor | 2 | 1 |
| Tim Perez | Agent Tobin | Vashin | 1 | 2 |
| Tom Butler | Lawrence Grady | Major General Trofsky | 1 | 2 |
| Zak Santiago | Deputy Morales | Rogelio Duran | 1 | 2 |
| Glenn Ennis | Metropolis Police Officer | Jaffa | 1 | 4 |
| Phillip Mitchell | Guard | Jaffa, Guy #1, Major Graham | 1 | 4 |
| Adrian Hough | Dr. Robert Bethany | Gou'ald Lt. | 1 | 1 |
| Alex Ferris | Young Davis Bloome | Andy | 1 | 1 |
| Brandy Ledford | Debra Burch | Zarin | 1 | 1 |
| Christopher Gaze | Priest | Tevaris | 1 | 1 |
| Danielle Kremeniuk | EMT #1 | Varina | 1 | 1 |
| Diego Klattenhoff | Josh Greenfield | Team Leader | 1 | 1 |
| Keith Martin Gordey | Priest | Prof. Monroe | 1 | 1 |
| Lucas Wolf | Security Guard | Jennings | 1 | 3 |
| Matthew Harrison | Technician | Darian | 1 | 1 |
| Nels Lennarson | Ron Milano | Major Green | 1 | 1 |
| Nicholas Harrison | John | Black Knight, Knight, Red Guard | 1 | 3 |
| Roger Haskett | Ted Grant / Wildcat | Doctor, Dr. Bill Thompson | 1 | 3 |
| Sebastian Spence | Ted Kord | Delek | 1 | 1 |
| Shiraine Haas | Leviathan Scientist | Lt. Evans | 1 | 1 |
| Terry Chen | Detective Paul Cage | Monk | 1 | 1 |
| Noah Dalton Danby | Bouncer | Cha'ra | 1 | 4 |
| Adam J. Harrington | Dr. Litvack | Goa'uld #2, Khonsu | 1 | 2 |
| Brian Drummond | Security Guard | Attendant, Security Officer | 1 | 2 |
| Bruno Verdoni | Doctor | Lucian Alliance Officer | 1 | 2 |
| Ivan Cermak | Doctor | Cpt. Hagman, Major Altman | 1 | 2 |
| Johannah Newmarch | Gwen Burton | Sina | 1 | 2 |
| Mark Houghton | Jonah Doyle | Prior | 1 | 2 |
| Michael Tiernan | Dan Hammond | Ryn'tak | 1 | 2 |
| Ian Robison | Pilot | Frank, Mitchell's Father, Security Officer | 1 | 3 |
| Gardiner Millar | FBI Agent | Yat'yir | 1 | 5 |
| Alistair Abell | Med Professor | Ian Patterson, Jayem Saran | 1 | 2 |
| Andrew Jackson | Ray Wallace | Per'sus | 1 | 1 |
| Beverley Breuer | Rose Greer | Barkeep | 1 | 1 |
| Bruce Harwood | Ben Powell | Dr. Osbourne | 1 | 1 |
| Bryce Hodgson | Young Duncan Allenmeyer | Kid | 1 | 1 |
| Dee Jay Jackson | Bill Ross, Bus Driver | Cab Driver | 2 | 1 |
| Derek Hamilton | Tim Westcott | Doug McNair | 1 | 1 |
| Desiree Zurowski | Minister | Chaska, Parey | 1 | 2 |
| Ellie Harvie | Marge Manners | Dr. Lindsey Novak | 1 | 1 |
| Gerald Wong | Ono | Ninja Jaffa | 1 | 1 |
| Glynis Davies | Mrs. Palmer | Ambassador Noor, Catherine Langford | 1 | 2 |
| Lucia Walters | Belinda Jenkins | Disciple | 1 | 1 |
| Michael Karl Richards | Sheriff William 'Billy' Tate | Guardsman | 1 | 1 |
| Michael Teigen | Louie Esposito | Telescope Guy | 1 | 1 |
| Patrick Gallagher | Bartender | Jaffa Commander | 1 | 1 |
| Paul McGillion | LexCorp Employee | Young Ernest Littlefield | 1 | 1 |
| Rick Ravanello | Edward Teague | Guard #2 | 1 | 1 |
| Ryan Booth | Technician | Zarin's Jaffa | 1 | 1 |
| Terence Kelly | Doctor | Hagan | 1 | 1 |
| Tom Heaton | Dexter 'Dex' McCallum | Werner | 1 | 1 |
| Dagmar Midcap | TV Reporter | News Reporter | 1 | 3 |
| Fulvio Cecere | Swim Coach Rick Varley | Col. Davidson | 1 | 2 |
| Alejandro Rae | Dustin Crenshaw | Alebran | 1 | 1 |
| Aleks Holtz | Gate Security Guard | Jaffa | 1 | 1 |
| Cam Cronin | Dr. Glenn | Door Airman | 1 | 1 |
| Carmen Moore | Carmen | Lab Assistant | 1 | 1 |
| Chad Krowchuk | Wendell Johnson | Gordie Lowe | 1 | 1 |
| D. Neil Mark | Lt. Ray McNulty | Frakes | 1 | 1 |
| Ingrid Torrance | Zoe Flite | Staffer | 1 | 1 |
| J.B. Bivens | Museum Security Guard | Guard #1 | 1 | 1 |
| Michael Coleman | Bert Camp | Med Tech | 1 | 1 |
| Michael Puttonen | Dr. Caselli | Simian | 1 | 1 |
| Ona Grauer | Dr. Gabrielle Vaughan | Ayiana | 1 | 1 |
| Peter Benson | Young Dexter 'Dex' McCallum | Devon | 1 | 1 |
| Peter New | Coffee Shop Employee | Farmer | 1 | 1 |
| Preston Cook | Daily Planet Employee | Radio Man | 1 | 1 |
| Rimple Sumer | Unknown | Hostess | 1 | 1 |
| Santo Lombardo | Holmes | Bolaa | 1 | 1 |
| Sarah Deakins | Reporter | Tanis Reynard | 1 | 1 |
| Frank C. Turner | Eddie Cole, Joe | Homeless Man | 2 | 1 |
| Andrew Johnston | Schoolteacher | Doctor | 1 | 1 |
| Chilton Crane | Guidance Counselor | Sheila Jameson | 1 | 1 |
| Cory Monteith | Frat Cowboy | Young Mitchell | 1 | 1 |
| Danny Wattley | Deputy | Lt. Daniel Johnson | 1 | 1 |
| Don MacKay | Las Vegas Minister | Committee Member #2 | 1 | 1 |
| Jase Anthony Griffith | Belle Reve Guard | Worker | 1 | 1 |
| Jeff Seymour | Dr. Vargas | Mr. Black | 1 | 1 |
| Leanne Adachi | Nurse | Rebel Aide | 1 | 1 |
| Parker Jay | Aide | Jaffa | 1 | 1 |
| Paul Perri | John Baker | Dr. Woods | 1 | 1 |
| Reg Tupper | Doctor | Doctor | 1 | 1 |
| Rob Morton | Second Foreman | Sheriff | 1 | 1 |
| Billy Mitchell | Jay Garrick / The Flash | Senator | 1 | 1 |
| Carrie Anne Fleming | Becky | Assistant | 1 | 1 |
| Catherine Lough Haggquist | Mary | Technical Sergeant | 1 | 1 |
| James Purcell | Dr. Nathan Wells | Dr. Hershfield | 1 | 1 |
| Jason Coleman | Deputy Chorney | Young Daniel | 1 | 1 |
| Michael Soltis | Deputy Nees | Medic | 1 | 1 |
| Ralph Alderman | Hank Pond | Shop Owner | 1 | 1 |
| Rebecca Reichert | Nurse | Fourth | 1 | 1 |
| Sage Brocklebank | James | Rand Tech | 1 | 1 |
| Samantha Banton | Nurse Sienen | Baal's Lieutenant | 1 | 1 |
| Sina Najafi | Honduran Boy | Egyptian Boy | 1 | 1 |
| Brad Dryborough | Dr. Bauer | Outta Control Driver | 1 | 1 |
| Brent O'Connor | Security Guard | Heron | 1 | 1 |
| Dale Wilson | George Fordman | Committee Member #3 | 1 | 1 |
| Dave Ward | Inmate #1 | Antagonistic Bar Guy | 1 | 1 |
| David MacInnis | EMT #2 | Agent Williams | 1 | 1 |
| Elizabeth Weinstein | Presidential Advisor | Emta | 1 | 1 |
| Erica Carroll | Inza Nelson | Ashwan's Assistant | 1 | 1 |
| Kurt Evans | EMT | Col. Johnson | 1 | 1 |
| Malcolm Scott | Patient #1 | Caius | 1 | 1 |
| Patrick Keating | Dr. Heller | Councilman | 1 | 1 |
| Steven Cree Molison | Trucker | Player | 1 | 1 |
| John Mann | Lachlan Luthor | Luthor | 1 | 1 |
| Nigel Vonas | Deputy | Ryk'l | 1 | 1 |
| Steve Lawlor | Lieutenant Taylor | Cor'ak | 1 | 1 |
| Todd Thomson | Secretary of Defense | Ramius' First Prime | 1 | 1 |
| Colby Johannson | David 'Coop' Cooper | SF Sergeant Finney | 1 | 1 |
| Jason Benson | Orderly | Dave | 1 | 1 |
| Michael Ryan | Psychiatrist | John Prior | 1 | 1 |
| Yvonne Myers | Doctor | Area 51 Technician | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.