All 104 actors in both Hunter and Magnum, P.I.
104 actors have appeared in both Hunter and Magnum, P.I., across 314 episodes. The most-credited is James Whitmore, Jr., Sgt. Bernie Terwilliger in Hunter and Sebastian Nuzo, Billy Joe Bob Little in Magnum, P.I..
| Actor | In Hunter | In Magnum, P.I. | Eps | Eps |
|---|---|---|---|---|
| James Whitmore, Jr. | Sgt. Bernie Terwilliger | Sebastian Nuzo, Billy Joe Bob Little | 18 | 3 |
| Patrick Bishop | Richard Wing | Keoki | 3 | 8 |
| Clyde Kusatsu | Det. Lt. Raymond Lau | Col. Ki, Dr. Long Tang, Naval Medical Examiner | 1 | 8 |
| Soon-Tek Oh | Nyuen Tran | General Nguyen Hue, Dr. Bill Su / Dr. Ling, Sato | 1 | 5 |
| Katherine Cannon | Gail Morton, Karen Brandt | Linda Booten, Marsha MacKenzie | 2 | 2 |
| Joe Santos | Det. Ortega, Ernesto Delgado | Police Liertenant Nolan Page | 2 | 5 |
| Joanna Kerns | Dr. Kettering | Jenny Hunter, Mary Kanfer | 1 | 2 |
| Deborah M. Pratt | Sandra Browning | Gloria | 1 | 4 |
| Devon Ericson | Loretta Johnson | Jennifer Chapman | 1 | 1 |
| Erin Gray | Kate Lawson | Joy "Digger" Doyle | 1 | 1 |
| Lee Patterson | Uncle John | Drew Danforth | 1 | 1 |
| Peter Brown | Fuller | Robert Brighton | 1 | 1 |
| Roy Dotrice | Bishop Pine | Harcourt | 1 | 1 |
| Ted Gehring | Dr. Jessup | Herm Dunbar | 1 | 1 |
| William Lucking | Jack Chance | Sam Houston Hunter | 1 | 1 |
| Wings Hauser | Jimmy Joe Walker | Nick Frangakis | 1 | 1 |
| Allen Williams | Agent Larry Jurgen | Lieutenant Dan Cook | 2 | 1 |
| Branscombe Richmond | Closkey | Moki, Gerald Okoa, Henchman | 1 | 5 |
| Candy Clark | Jody Stone | Leslie 'Scooter' Emory | 1 | 2 |
| James Hong | Chang, Henry Chin | Han | 2 | 1 |
| Kabir Bedi | Leo Zukoff | Malcolm | 2 | 1 |
| John Calvin | Bradley Woolsey | Arthur Wainwright, Gary, Nick | 1 | 3 |
| Marilyn Tokuda | Gretchin | Asani Osawa, Nancy Nakamura, Sakiko | 1 | 3 |
| Robin Strand | Vice Principal Roger Landry | Young Drew Danforth | 3 | 1 |
| Tim Rossovich | Deke Slater, Gig | Hank, Nelson | 2 | 2 |
| Anthony LaPaglia | Det. Russell Woodward | Albert Stanley Higgins | 1 | 1 |
| Asher Brauner | Edward Gibbs | Darryl Jacobs | 1 | 1 |
| Bo Svenson | Sheriff Jake Cutter | Ivan | 1 | 2 |
| Byrne Piven | Dr. Lyle Shapiro | Pasqual Valez | 1 | 1 |
| Clive Revill | Lord Andrew Fraser | Inky | 1 | 1 |
| Gary Wood | Otis Wood, Ricky Donald | Keough Palmer, the P.I. | 2 | 1 |
| Greg Mullavey | Phil August | Charlie Amos | 1 | 1 |
| Gretchen Corbett | Mary Reynolds | Christine Richards, Holly Hudson / Holly Fox | 1 | 2 |
| James Wainwright | Jonathon Zole | Lyden | 1 | 1 |
| Joe E. Tata | Mr. Trickle | Benny Travis, the P.I. | 1 | 1 |
| John Bennett Perry | Steven Stag | Stephen Parker | 2 | 1 |
| Kay Lenz | Alicia Fiori | Sally DeForest | 1 | 1 |
| Mark Withers | David Hendricks | Dave Gilbert | 1 | 1 |
| Med Flory | Sgt. Dale Loomis | Hired Gunman 1 | 1 | 1 |
| Michael Constantine | Harvey Falk | Judge Hannibal Kearns | 1 | 1 |
| Nicolas Coster | Gleason | Andrew MacKenzie | 1 | 1 |
| Rick Hill | I.A.D. Officer Dykstra | Roy/Ray Chambers | 1 | 1 |
| Rosemary Forsyth | Dr. Paxton | Margaret Chase | 1 | 1 |
| Sheree North | Dorothy Nickens | Blanche Rafferty | 1 | 1 |
| Vincent Baggetta | Michael Vincent, Victor Michaels | Gary Rankin, the Prosecutor | 2 | 1 |
| Alan Fudge | Councilman Henry Prescott | Arthur, Mr. Gaylord | 1 | 2 |
| Gary Frank | Alan Rawling | Jeff Spangler | 2 | 1 |
| James Edgcomb | Detective #1 | Ed Kanfer, Phil Lewis | 1 | 2 |
| Kip Gilman | Billy Vincent, Clint Langer | Donald Burns | 2 | 1 |
| Michael Delano | Jilly Hunter, Johnny Martino | Tony Silvano | 2 | 1 |
| Mike Moroff | Paco Rivera, Ulrich | Emilio | 2 | 1 |
| Red West | Bodyshop Man | Billy Cockrell, Bull | 1 | 2 |
| Shelley Smith | Stella Graham | Melissa Wainwright, Peggy Armbruster | 1 | 2 |
| Christopher Morley | Mr. Stevens | David Bannister | 1 | 1 |
| Chuck Hicks | Foster | Thug | 1 | 1 |
| David Spielberg | Arthur Liggett | Dan Morgan / Inspector Vittorio Mono | 1 | 1 |
| Gary Grubbs | Paul Brisco | Dexter | 1 | 1 |
| George McDaniel | Charlie Whitewood | Jay Barnett | 1 | 1 |
| Granville Van Dusen | Eddie Sanders | Clyde Daltrey | 1 | 1 |
| Jeff Pomerantz | Ted Madden | Yuri Dolgof | 1 | 1 |
| Julia Montgomery | Dana Lynch | Lydia McCarthy | 1 | 1 |
| Kenneth Tigar | Judge Calvin Tyler | Milton 'The Ripper' Collins | 1 | 1 |
| Maurice Roëves | Michael Mullenby | Hopkins | 1 | 1 |
| Nancy Stafford | Nell Armstrong | Amy Griswald | 1 | 1 |
| Nehemiah Persoff | Harold Goodman | Rabbi Asher Solomon | 1 | 1 |
| Ramon Bieri | Charlie Coster | Captain Frank Browning | 1 | 1 |
| Richard Cox | Carl Remick | Randy | 1 | 1 |
| Sal Viscuso | Sam Olan | Herbie | 1 | 1 |
| Sam Anderson | Vinny Cochran | Ray Jones / John Doe | 1 | 1 |
| Terry Kiser | Phillip Sherman | Dennis Redfield | 1 | 1 |
| Tom McFadden | Sanders | Big Jim Stotter | 1 | 1 |
| William Windom | Commissioner Larry Crenshaw | Captain James T. Lyle | 1 | 1 |
| Gary Pagett | Detective #1, Minister | Artie | 2 | 1 |
| J.A. Preston | Samuel Rhodes | Police Lieutenant Sam McKee | 1 | 2 |
| John DiSanti | O.C.I.D. Sgt. Dan Bolton, Sid | Gallagher/Gargoyle | 2 | 1 |
| Ann Doran | Mrs. Rawling | Grandmother Houston | 1 | 1 |
| Arlen Dean Snyder | John Griffin | Mr. Shelby | 1 | 1 |
| Beulah Quo | Mrs. Chin | Iko Tamura | 1 | 1 |
| Casey Sander | Hendrix | Roy | 1 | 1 |
| Corinne Camacho | Sister Nora | Elaine Selmire | 1 | 1 |
| Gregory Sierra | Councilman Michael Elandro | Miguel Torres | 1 | 1 |
| Jared Martin | Ringerman | Arthur Houston | 1 | 1 |
| John McLiam | Dr. Harry Montclair | Johnnie Wells | 1 | 1 |
| Raymond O'Keefe | Paul Williams | Benny Bryan | 1 | 1 |
| Sam Vlahos | Colonel Borgia | Leo | 1 | 1 |
| Daniel Faraldo | Bodyguard | Jessie Hermano | 1 | 2 |
| Blackie Dammett | Middleman | William Skuler | 1 | 1 |
| Cesare Danova | Roger Duquesne | President Manuel Ebenez | 1 | 1 |
| Donald Gibb | Stryber | Harms | 1 | 1 |
| Jay Ingram | Russ Hillary | Capt. Brackett | 1 | 1 |
| John Lansing | Jerry Borrell | Officer Rieger | 1 | 1 |
| Mary Jackson | Clara | Gandmother MacKenzie | 1 | 1 |
| Russ McCubbin | Ernest | Archie Fleming | 1 | 1 |
| Stephen Young | Senator Alan Young | Don Cassidy | 1 | 1 |
| Gerry Gibson | Dr. Gresley | Patrick O'Shea | 1 | 1 |
| John Lisbon Wood | Paulie | Dwayne Dailey esq. | 1 | 1 |
| John Pleshette | Ron Nieman | Steve Elliott | 1 | 1 |
| Nicky Blair | Nicky Blair | Maitre d' | 1 | 1 |
| Paul Tinder | Gil Zacco | Delbert Nolton | 1 | 1 |
| Cyndi James Gossett | Lynn | Donna | 1 | 1 |
| Stephanie Blackmore | Christina Le Masters | Fatman's Widow | 1 | 1 |
| Stephen J. Cannell | Man at Elevator | Hotel Detective / Security Chief Ray Lemon | 1 | 1 |
| James Coleman | Ex-GI #2 | Federal Agent Dave | 1 | 1 |
| Clint Carmichael | Hank | Mark | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.