All 104 actors in both MacGyver and Stargate SG·1
104 actors have appeared in both MacGyver and Stargate SG·1, across 352 episodes. The most-credited is Dan Shea, Biker, Van Driver in MacGyver and Sgt. Sylvester Siler, MSgt. Sylvester Siler, Fire Fighter in Stargate SG·1.
| Actor | In MacGyver | In Stargate SG·1 | Eps | Eps |
|---|---|---|---|---|
| Dan Shea | Biker, Van Driver | Sgt. Sylvester Siler, MSgt. Sylvester Siler, Fire Fighter | 2 | 60 |
| Bill Dow | White Suited Man | Dr. Bill Lee | 1 | 20 |
| Peter Williams | Moe | Apophis | 1 | 20 |
| Garry Chalk | Det. Sweeney, Sgt. Harold Gray, Tony Ellis | Col. Chekhov | 3 | 10 |
| Don S. Davis | Cement Truck Driver, Wyatt Porter | Lt. Gen. George Hammond | 2 | 7 |
| Charles Payne | Breeze | Guard NCO, Prometheus Crew Member, Tagrean Soldier | 3 | 4 |
| Dale Wilson | Colin Yardrow, Crandell, Dennis | Committee Member #3 | 5 | 1 |
| John de Lancie | Brian Ashford | Col. Frank Simmons | 1 | 5 |
| Robin Mossley | Wilt, Wilt Bozer, Alexander Shannon | Dr. Reimer, Malikai | 8 | 2 |
| Ron Halder | Auctioneer, Cop | Cronus | 2 | 3 |
| Blu Mankuma | Lt. Rhome, Sheriff Max Hubbard | Sheriff Knox | 3 | 1 |
| Doug Abrahams | Robert Kelham | Prior, Cmdr. Hale | 1 | 6 |
| Tracy Westerholm | Blonde | SSgt. Westerholm | 1 | 9 |
| Bruce Harwood | Willis, Juice | Dr. Osbourne | 5 | 1 |
| Colleen Winton | Natalia Velskaja | Dr. Greene, National Security Advisor | 1 | 2 |
| Henry Gibson | Drive Thru Customer, Pinky Burnette | Marul | 2 | 1 |
| Joey Aresco | Nicholas Kasabian | Mr. Parker, Slaviash | 1 | 2 |
| Allan Lysell | Dorman, Sheriff, Walker | Del Tynan | 4 | 1 |
| Garwin Sanford | Durst, Rafael | Narim | 2 | 3 |
| Jerry Wasserman | Falco, Maddox, Nick Milani | Bernie Whitlow, Stan | 3 | 2 |
| John Novak | Lyle Hoggart, Max Muller, PR Officer | Col. William Ronson | 3 | 2 |
| Cary-Hiroyuki Tagawa | Asian Buyer | Turghan | 1 | 1 |
| Frank C. Turner | Milt Bozer, News, Priest | Homeless Man | 3 | 1 |
| Jay Brazeau | Air Force Colonel Phelps, Zamora | Harlan | 2 | 2 |
| Matthew Walker | Emmenthaler | Merlin, Roham | 1 | 5 |
| Mitchell Kosterman | Security Guard | Col. Tom Rundell, Special Agent James Hamner | 1 | 3 |
| Steven Williams | Charlie Robinson | Lt. Gen. Maurice Vidrine | 1 | 3 |
| Timothy Webber | Joe Banniker | Cmdr. Gareth | 1 | 1 |
| Vincent Gale | Duke Lyman | Agent Cross | 1 | 1 |
| Andrew Kavadas | Dave, K-Man | Zipacna's Jaffa, Olaf | 2 | 3 |
| Bill Croft | Donnelly, Max, Rote | Sindar, The Carrier | 4 | 2 |
| Byron Chief-Moon | Joe Whales, Sammy | Elder #2 | 2 | 1 |
| Malcolm Stewart | Bill Marsh, Frank Skinner | Dollen | 2 | 1 |
| Tamsin Kelsey | Lulu | Gairwyn | 1 | 2 |
| Terry David Mulligan | Danny Barrett, Frank Rogan | Secretary of Defence David Swift | 2 | 1 |
| Alessandro Juliani | Julio | Katep, Eliam | 1 | 3 |
| Alvin Sanders | Charles, Djano, Ryan | Fred | 3 | 1 |
| Marie Stillin | Rachel | High Chancellor Travell | 1 | 3 |
| Tony Todd | Zimba | Lord Haikon | 1 | 3 |
| Brock Johnson | Punk #1, Store Manager Tim | Hunter | 2 | 1 |
| Christopher Judge | Deron | Quetlzelcoatl, Unas | 1 | 2 |
| Gwynyth Walsh | Montana | Kelmaa | 1 | 1 |
| Jason Schombing | Angel Royas | Dr. Robert Rothman | 1 | 3 |
| Katey Wright | Charlie Stone, Karin Graff | Marci Wells | 2 | 1 |
| Marshall Teague | Logan, Steve Morrison | Col. Frank Cromwell | 2 | 1 |
| Michael Ryan | Deegan, Ray Rigel | John Prior | 2 | 1 |
| Shane Meier | Angus MacGyver, Boy | Garan | 2 | 1 |
| Paul Batten | Pettigrew, Clerk, Walter Reese | French Ambassador | 4 | 1 |
| David Bloom | Gil Fletcher, Reynolds | Scavenger, Spellman | 2 | 2 |
| Suleka Mathew | Darlene | Kali | 2 | 2 |
| Christopher Gaze | Cabbie, Phil Steinwise | Tevaris | 2 | 1 |
| Kim Kondrashoff | Braddock, Yuri | Roshure | 2 | 1 |
| Scott Owen | Derrick | Sgt. Mackenzie | 1 | 2 |
| William B. Davis | Judge | Prior Damaris | 1 | 2 |
| Ken Kirzinger | Bodyguard, Creature | Jaffa, Jaffa Commander | 2 | 3 |
| Don Thompson | Cutler, Myron | Props Guy, U'kin | 2 | 2 |
| Leonard George | Dave Whales | Elder #1 | 1 | 1 |
| Lisa Bayliss | Michelle "Mike" Forester | Senator's Wife | 1 | 1 |
| Michael Rogers | D.A. Howard | Col. John Michaels, Col. Richard Kendrick, Major Escher | 1 | 3 |
| Rick Pearce | Big Hefty | Bedrosian Soldier, Jaffa, Tegalan Rebel | 1 | 3 |
| Russell Ferrier | Neil | Major Michael Griff | 1 | 3 |
| Soon-Tek Oh | Raymond Ling | Moughal | 1 | 1 |
| Tom Heaton | Bill, Tyler | Werner | 2 | 1 |
| Victor Favrin | Quipumayoc | Chalo | 1 | 2 |
| Andrew Wheeler | Policeman | Major Stan Kovacek | 1 | 1 |
| François Chau | Chi | Chinese Ambassador | 1 | 1 |
| Marcel Maillard | Security Guard, Worker | Paynan | 2 | 1 |
| Michael Gordin Shore | The Sergeant | F-302 Pilot, Lt. Menard, Prometheus Weapons Officer | 1 | 3 |
| Miguel Fernandes | Khan | Cmdr. Calfas | 1 | 1 |
| Ted Cole | Geoffrey Kramer | Doctor | 1 | 1 |
| Duncan Fraser | Bauman | Professor Langford | 1 | 1 |
| James Kidnie | Hans Felder | Soren | 1 | 1 |
| Kevin Conway | Wilson | SG Team Leader | 1 | 1 |
| Laurie Murdoch | Father Jim | Administrator Calder | 1 | 1 |
| Mark Acheson | Kurush | Vishnoor | 1 | 1 |
| Martin Evans | Robert | British Ambassador | 1 | 1 |
| Paul Koslo | Dr. Suvarin | Terok | 1 | 1 |
| Tony Morelli | Security Man | Bedrosian Soldier, Calder's Bodyguard, Jaffa | 1 | 3 |
| Robert Thurston | Gus | Scientist | 1 | 2 |
| Amanda O'Leary | Homeless Girl | Dr. Cole | 1 | 1 |
| Danny Wattley | Sinclair | Lt. Daniel Johnson | 1 | 1 |
| Ed Hong-Louie | Driver | Zyang Wu | 1 | 1 |
| Michael Puttonen | Man #1 | Simian | 1 | 1 |
| Raimund Stamm | Worker | Hitchhike Driver | 1 | 1 |
| Rob Morton | State Trooper | Sheriff | 1 | 1 |
| Sheelah Megill | Dr. Page | Martha the Maid | 1 | 1 |
| Terence Kelly | Brosz | Hagan | 1 | 1 |
| Dee Jay Jackson | Cutter | Cab Driver | 1 | 1 |
| Don MacKay | Pilot | Committee Member #2 | 1 | 1 |
| Johnny Cuthbert | Molenski | Agent Devlin | 1 | 1 |
| Katharine Isabelle | Violet | Valencia | 1 | 1 |
| Russell Roberts | Ken | Psychiatrist | 1 | 1 |
| Jano Frandsen | Policeman | Dj'nor | 1 | 1 |
| Judith Berlin | Busybody | Mrs. Conners | 1 | 1 |
| Marie West | Dawn | Guest | 1 | 1 |
| Bill Stewart | Murphy | Jaffa | 1 | 1 |
| Donna Carroll White | Meg | Wendy Mitchell | 1 | 1 |
| Keith Martin Gordey | Commando | Prof. Monroe | 1 | 1 |
| Adrien Dorval | Meat | Lorzan | 1 | 1 |
| Paul Stafford | Security Chief | Jaffa | 1 | 1 |
| John 'Bear' Curtis | Butterfield | Primitive | 1 | 1 |
| Gregory Bennett | Gun Customer | Lt. Colonel Harlan Beck | 1 | 1 |
| Anthony Ulc | Evers | Major Mansfield | 1 | 1 |
| Gavin Buhr | Security Guard | Jaffa | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.