All 84 actors in both Once Upon a Time and Stargate SG·1
84 actors have appeared in both Once Upon a Time and Stargate SG·1, across 369 episodes. The most-credited is Tony Amendola, Geppetto / Marco in Once Upon a Time and Master Bra'tac in Stargate SG·1.
| Actor | In Once Upon a Time | In Stargate SG·1 | Eps | Eps |
|---|---|---|---|---|
| Tony Amendola | Geppetto / Marco | Master Bra'tac | 9 | 26 |
| Keegan Connor Tracy | Blue Fairy / Mother Superior | Dr. Redden | 30 | 1 |
| Bill Dow | Mayor Tomkins | Dr. Bill Lee | 1 | 20 |
| Alex Zahara | Midas | Alien #1, Capt. Warrick Trevor, Eggar | 2 | 7 |
| Michael Coleman | Happy | Med Tech | 38 | 1 |
| Kendall Cross | Katie | Julia Donovan | 1 | 4 |
| Barclay Hope | Lily's Father, Man | Col. Lionel Pendergast | 2 | 6 |
| Timothy Webber | The Apprentice | Cmdr. Gareth | 10 | 1 |
| Eric Keenleyside | Sir Maurice / Moe French | Bret | 6 | 1 |
| Dan Payne | Ivo | Kull Warrior, Jaffa, Super Soldier | 1 | 14 |
| Michael Adamthwaite | Alistair | Her'ak | 1 | 5 |
| Ingrid Torrance | Nurse Ratched | Staffer | 13 | 1 |
| Paul Lazenby | Claude, Black Knight No. 1, Mirror-Carrying Knight | Jaffa, Prometheus Crew Member, SF Guard | 4 | 10 |
| Mark Gibbon | Head Troll | M'zel, Thor | 2 | 4 |
| Steve Makaj | Captain | Col. Robert F. Makepeace | 1 | 5 |
| Doug Abrahams | Sheriff | Prior, Cmdr. Hale | 1 | 6 |
| Andrew Airlie | George Darling | Dr. Carmichael, Kalan | 1 | 2 |
| Andrew Kavadas | Baron Danglars | Zipacna's Jaffa, Olaf | 1 | 3 |
| Paul Jarrett | Nobleman | SG-5 Member, Special Agent Farrity | 1 | 3 |
| Anna Galvin | Madeline | Dr. Reya Varrick | 1 | 1 |
| Michasha Armstrong | Guard | Shak'l | 1 | 2 |
| Richard Ian Cox | Watchy | Nyan | 1 | 1 |
| Michael P. Northey | Friar Tuck | Inago | 5 | 1 |
| David Bloom | Mr. “K” Krzyszkowski | Scavenger, Spellman | 2 | 2 |
| Peter Bryant | Jailer | Hoskins, Fro'tak | 1 | 3 |
| Brent Stait | The Author | Major Louis Ferretti | 1 | 2 |
| Darcy Laurie | Louie | Cave-Dweller, Tass'an | 1 | 2 |
| Paul McGillion | Knave of Hearts / Will Scarlet | Young Ernest Littlefield | 2 | 1 |
| Zak Santiago | Prince Henry | Rogelio Duran | 1 | 2 |
| Colin Corrigan | Strumpet Thug | SF Guard, Med Team Leader, Ninja Jaffa Leader | 1 | 4 |
| Chilton Crane | Hilda | Sheila Jameson | 3 | 1 |
| Gabrielle Miller | Mother Flora | Thetys | 1 | 1 |
| Hrothgar Mathews | Carny | Dr. Duncan Hamilton | 1 | 1 |
| Jeff Gulka | Munchkin #1 | Charlie | 1 | 1 |
| Julian D. Christopher | Adoption Agent | Counselor Vin Eremal | 1 | 1 |
| Lucas Wolf | Armed Escort | Jennings | 1 | 3 |
| Scott Hylands | Captain | Dr. Timothy Harlow | 1 | 1 |
| Yurij Kis | Igor | Disciple, Yuri | 2 | 2 |
| Aaron Douglas | Fendrake the Healer | Jaffa, Moac | 1 | 2 |
| Adrian Hough | Woodcutter | Gou'ald Lt. | 2 | 1 |
| Donald Adams | Footman, Vendor | Latal | 2 | 1 |
| Ernie Hudson | Poseidon | Pernaux | 1 | 1 |
| Glynis Davies | Spinster #2 | Ambassador Noor, Catherine Langford | 1 | 2 |
| Howard Siegel | Tavern Owner | Keel | 1 | 1 |
| Ty Olsson | Hordor | Col. Barnes, Jaffa #1 | 1 | 2 |
| Kwesi Ameyaw | Dr. Thatcher | Olokun | 1 | 2 |
| Patti Allan | Blind Witch, Miss Ginger | Mrs. Kinsey | 2 | 1 |
| Sean Campbell | Middle Aged Man | Sergeant, Solek | 1 | 2 |
| Artine Brown | Arresting Cop | Jaffa, Park trotter | 1 | 3 |
| Ben Wilkinson | Hank | O'Brien | 1 | 1 |
| Everick Golding | Rapunzel's Father | Harem Guard 2 | 1 | 1 |
| Jonathan Holmes | Majordomo | Dr. Bricksdale | 1 | 1 |
| Panou | FBI Agent | Lt. Fisher | 1 | 1 |
| Aleks Paunovic | Berkley | Shaq'rel | 1 | 2 |
| Evan Frayne | Customer | K'tau young Male, Pilot #1 | 1 | 2 |
| Chris Shields | Military Advisor | Capt. Mike Shefield | 1 | 1 |
| Darren Moore | Vortigan | Vosh | 1 | 1 |
| Michael Teigen | Rivers | Telescope Guy | 1 | 1 |
| Quinn Lord | Josef/Hansel | Child | 1 | 1 |
| Robert Mann | Peasant #1 | Dr. Bennett | 1 | 1 |
| Tony Alcantar | Cashier | Dr. Myers | 1 | 1 |
| Zahf Paroo | Prince Achmed | Jamala | 1 | 1 |
| Catherine Lough Haggquist | Fairy Godmother | Technical Sergeant | 1 | 1 |
| Charles Zuckermann | Black Knight #1 | Rebel Soldier | 1 | 1 |
| Gina Stockdale | Auntie Em | Maid | 1 | 1 |
| John DeSantis | The Dove | Jaffa | 1 | 1 |
| Sean Owen Roberts | Ruffian | Driver | 1 | 1 |
| Aaron Brooks | Soldier | Nisal | 1 | 1 |
| David Nykl | Fisherman | Dr. Radek Zelenka | 1 | 1 |
| Demord Dann | Aide | Jaffa | 1 | 1 |
| J.C. Williams | Lead Guard | Jaffa | 1 | 1 |
| Nesta Chapman | Nurse #1 | SF Guard | 1 | 1 |
| Russell Roberts | Duke | Psychiatrist | 1 | 1 |
| Noah Beggs | Man, Mob Guy | Security Force Officer | 2 | 1 |
| Craig Erickson | Butler | Adal | 1 | 1 |
| Guy Fauchon | Vortigan | Dr. Pullman | 1 | 1 |
| Ian Butcher | Burly Knight | Prior | 1 | 1 |
| Leif Havdale | Purse Snatcher | SG-3 Member | 1 | 1 |
| Todd Thomson | Businessman | Ramius' First Prime | 1 | 1 |
| Sage Brocklebank | Sir Gaston | Rand Tech | 1 | 1 |
| Charles Raahul Singh | General | Khordib | 1 | 1 |
| James Bamford | The Black Knight | Eighth | 1 | 1 |
| Michael Soltis | Black Knight | Medic | 1 | 1 |
| Ryan Booth | Man | Zarin's Jaffa | 1 | 1 |
← Once Upon a Time × Stargate SG·1
Cast data from TVmaze, licensed CC BY-SA 4.0.