All 90 actors in both Arrow and The Outer Limits
90 actors have appeared in both Arrow and The Outer Limits, across 324 episodes. The most-credited is Adrian Holmes, Lt. Frank Pike in Arrow and James, Soldier in The Outer Limits.
| Actor | In Arrow | In The Outer Limits | Eps | Eps |
|---|---|---|---|---|
| Adrian Holmes | Lt. Frank Pike | James, Soldier | 15 | 2 |
| Roger Cross | Det. Lucas Hilton | Bartender, Kevin Flynn, Lt. Lockhart | 12 | 3 |
| Teryl Rothery | Jean Loring | Dr. Lucy Cole, Janet Preston | 7 | 2 |
| Danny Wattley | Sgt. F. Bingsley | Dennis Cameron, Orderly #2 | 4 | 2 |
| Garry Chalk | J.G. Walker | Detective Barnett, Detective Frank Dayton, General | 3 | 3 |
| Lynda Boyd | Phaedra Nixon | Danielle Buchanan, Marie Venable | 3 | 2 |
| Nicholas Lea | Mark Francis | Jacob Hardy, Mac 27 | 3 | 2 |
| Tom Cavanagh | Dr. Harrison Nash Wells, Eobard Thawne / Harrison Wells / Reverse-Flash, Eobard Thawne / Reverse-Flash | Carl Toman, Vance Ridout | 3 | 2 |
| Eugene Byrd | Andy Diggle | Ronnie Dell | 8 | 1 |
| Christina Cox | Mayor Celia Castle | Deb Clement | 3 | 1 |
| David Cubitt | Mark Shaw | Colonel Faber, Curtis Grainger, Kevin Stein | 1 | 3 |
| Hiro Kanagawa | Dr. Neil Lamb | Ron Hikida, Tali | 2 | 2 |
| Michael Dorn | Prometheus | Pete Claridge | 3 | 1 |
| Lochlyn Munro | Captain Stein | Captain Eric Woodward, Waters | 1 | 2 |
| Victor Garber | Martin Stein / Firestorm | Dr. Ben McCormick, Dr. Edward Normandy | 1 | 2 |
| Jon Cryer | Lex Luthor | Trevor McPhee | 1 | 1 |
| JR Bourne | Jimmy Tell / Double Down | Dell Tinker | 1 | 1 |
| Steve Bacic | Sean Sonus | Griff, Roy | 2 | 2 |
| Ty Olsson | Martin Somers | Franklin | 1 | 1 |
| Garwin Sanford | Justin Claybourne | Dom Pardo, Senator Meade | 1 | 2 |
| Louis Ferreira | Jerry Bertinelli | Father John Royce, Winston Meyerburg | 1 | 2 |
| Nicole Oliver | Judge Sakow | Heather Cattrell, Jill Cooper | 1 | 2 |
| Aaron Pearl | Untouchable #3 | Clark, Lt. Winters, Roger Beckersly | 1 | 3 |
| Peter Bryant | Richard Ford | Commander Sullivan, Geoff, Mike | 1 | 3 |
| Vincent Gale | Pyotr Friedkin | Corporal Hawthorne, Dooley McMahon, Walt | 1 | 3 |
| Mark Gibbon | Ops Leader | Bailiff, Male Vorak, Overseer #2 | 1 | 4 |
| Michael Jonsson | Kodiak | Delta #2 Leader | 4 | 1 |
| Michael Kopsa | Siilhouetted Man, The Prisoner | Commander Ivers, Curtis Sawyer, Detective Broder | 2 | 4 |
| Bill Croft | Grizzled Man | Gabriel, Officer Fletcher | 3 | 2 |
| Camille Mitchell | Maria Bertinelli | Leader of Hyacinth, Mother | 1 | 2 |
| Dean McKenzie | Dennis | Kellar, Newscaster | 4 | 2 |
| Greg Rogers | Councilman Kullens | Reverend Samuel Garland | 5 | 1 |
| Jill Teed | Dr. Avery Presnall | Carolyn, Gwen Hutchinson, Tory Beth Walters | 1 | 3 |
| Malcolm Stewart | Thomas Kemp | Daniel Tenzer, Joel Haas, Phil Krepuski | 1 | 3 |
| Barry W. Levy | General Alexi Burov | Colonel Bell, David Cohen, Jules Mason | 1 | 4 |
| Ron Selmour | The Butcher | Colonel Kikongo | 4 | 1 |
| Holly Dignard | Red Dart | Cindy | 3 | 1 |
| Adrian G. Griffiths | Malcolm's Bodyguard | Boromir, Warren | 1 | 2 |
| Jan D'Arcy | Patron | Martha Adams, Senator Sara Watson | 1 | 2 |
| Sarah Jane Redmond | Mrs. Reston | Kelly Risely, Kendal's Girlfriend | 1 | 2 |
| Doug Jones | Jake Simmons | Alien / Alien Doctor, Alien #1, Elder Alien | 1 | 3 |
| Lesley Ewen | Judge Moss | Mrs. Dell, Nurse Sally Scofield | 2 | 2 |
| Suki Kaiser | Janet Carroll | Cheryl | 1 | 1 |
| Dean Marshall | Emergency Services | Corporal Hanford, Mason | 1 | 2 |
| Jessica Harmon | Nancy Moore | Little Girl, Tali | 1 | 2 |
| Michael Tiernan | Ramesses II | Major Braithwaite, Vincent | 1 | 2 |
| Natasha Vasiluk | Galina Venediktov | Alexandra Nevsky | 2 | 1 |
| Tony Alcantar | Pharmacist | Director | 1 | 2 |
| Darryl Scheelar | Councillor, Security Guard #1 | Gorum, Sergeant Laughton | 2 | 2 |
| Phillip Mitchell | Guard, Potluck | Mugger, Security Man | 2 | 2 |
| Colin Lawrence | Paul Knox | Technician | 1 | 1 |
| Darryl Quon | Shimosawa | Asian Worker | 2 | 1 |
| J. Douglas Stewart | Eric Cartier Sr. | Watts | 1 | 1 |
| Yee Jee Tso | Scientist | Hong | 1 | 1 |
| John Wardlow | Adam Castwidth, Middle Aged Man | Dr. Blake | 2 | 1 |
| Michael Cram | Malcolm's Friend | Father, McKenna | 1 | 2 |
| Brad Loree | Angry Person | Patrol Android | 1 | 1 |
| Jase Anthony Griffith | Jeff Deveau | Medical Technician | 1 | 1 |
| Johnny Cuthbert | John Byrne | Lieutenant | 1 | 1 |
| Robert Wolfgang Weiss | Court Clerk | Guard, Overseer #1 | 2 | 2 |
| Russell Porter | Pilot | Actor | 1 | 1 |
| Fred Henderson | Mr. Gardner | Acosta, John | 1 | 2 |
| Alex Zahara | Anthony Venza | Karl Rademacher | 1 | 1 |
| Eric Breker | Leo Mueller | Peter Bowman | 1 | 1 |
| Kirby Morrow | Matt Itsook | Kirby | 1 | 1 |
| Woody Jeffreys | Prison Guard | Beck Sanders, Male Model | 1 | 2 |
| Garfield Wilson | Ripped | Officer | 2 | 1 |
| Kevin Hansen | Paparazzi #1 | Deputy, Young Man | 1 | 2 |
| Karin Konoval | Dr. Vaca | Sarah | 1 | 1 |
| Katie Stuart | Lisa Selway | Phoebe | 1 | 1 |
| Michasha Armstrong | Merlyn Security #2 | Policeman | 1 | 1 |
| Rick Dobran | Alec Tarkov | Lieutenant Mason | 1 | 1 |
| Silvio Pollio | Marcus Redmond | Anthony | 1 | 1 |
| Zoran Vukelic | Vlad | Hector | 1 | 1 |
| Brock Johnson | Counterfeiter | Nate Jackson | 1 | 1 |
| Colin Foo | Proprietor | Mr. Chow | 1 | 1 |
| Jim Shield | Keating | Duro | 1 | 1 |
| Nels Lennarson | Anson | Deputy | 1 | 1 |
| Sal Sortino | Vendor | Janitor | 1 | 1 |
| Steve Makaj | Josiah Hudson | Officer Brown | 1 | 1 |
| Derek Lowe | Robert Wong | Student | 1 | 1 |
| Donny Lucas | Customs Agent | Hornet | 1 | 1 |
| Howard Siegel | Manny | Superintendent | 1 | 1 |
| Darren Moore | Mouthpiece | Gangmember | 1 | 1 |
| David Bloom | FBI Boss | Expert | 1 | 1 |
| Freda Perry | Wealthy Patron | Nurse | 1 | 1 |
| Jake T. Roberts | Frank Clayton | Colonel Vaux | 1 | 1 |
| Terry Howson | Cronan | Alien | 1 | 1 |
| Zinaid Memišević | Misha Yurievich | Young Man | 1 | 1 |
| Claude Duhamel | Biker | Grant | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.