All 150 actors in both Arrow and The Flash
150 actors have appeared in both Arrow and The Flash, across 354 episodes. The most-credited is Patrick Sabongui, Captain David Singh, Soldier #2, Street Dealer in Arrow and David Singh in The Flash.
| Actor | In Arrow | In The Flash | Eps | Eps |
|---|---|---|---|---|
| Patrick Sabongui | Captain David Singh, Soldier #2, Street Dealer | David Singh | 5 | 45 |
| Audrey Marie Anderson | Lyla Michaels | Lyla Michaels / Harbinger | 39 | 5 |
| Caity Lotz | Sara Lance | Sara Lance / White Canary | 37 | 3 |
| John Wesley Shipp | Barry Allen / The Flash (Earth-90) | Dr. Henry Allen, Jay Garrick / The Flash (Earth-3), Barry Allen / The Flash of Earth-90 | 2 | 29 |
| Emily Bett Rickards | Felicity Smoak | Felicity Smoak, Felicity Smoak (Earth-X) | 18 | 8 |
| Brandon Routh | Dr. Raymond "Ray" Palmer | Ray Palmer / The Atom, Clark Kent / Superman of Earth-96 | 20 | 5 |
| John Barrowman | Malcolm Merlyn, Malcolm Merlyn (Earth Two) | Cutter Moran, Malcolm Merlyn | 23 | 2 |
| Carmen Moore | Mina Fayad | Kristen Kramer | 3 | 21 |
| Neal McDonough | Damien Darhk | Damien Darhk | 20 | 4 |
| Tom Cavanagh | Dr. Harrison Nash Wells, Eobard Thawne / Harrison Wells / Reverse-Flash, Eobard Thawne / Reverse-Flash | Dr. Harrison Wells, Harrison Wolfgang Wells, Dr. Harrison "Harry" Wells / Earth-2 | 3 | 17 |
| Katie Cassidy | Laurel Lance (Earth Two) / Black Siren, Laurel Lance | Laurel Lance (Earth-2) / Black Siren, Laurel Lance (Earth-X) / Siren-X, Laurel Lance / Black Canary | 16 | 3 |
| Victor Garber | Martin Stein / Firestorm | Dr. Martin Stein / Firestorm, Digsy Foss' Husband, Professor Martin Stein | 1 | 12 |
| Katherine McNamara | Mia Smoak | Mia Smoak | 10 | 2 |
| Keri Adams | Bethany Snow | Bethany Snow | 47 | 1 |
| Melissa Benoist | Supergirl, Kara Zor-El (Earth-X) / Overgirl | Supergirl / Kara Zor-El / Kara Danvers, Kara Zor-El (Earth-X) / Overgirl | 5 | 5 |
| Jack Moore | William Clayton | William Clayton | 27 | 1 |
| Juliana Harkavy | Dinah Drake | Dinah Lance / Black Canary | 12 | 1 |
| Andre Tricoteux | Gora | Savitar, Carl Bork | 1 | 11 |
| Chyler Leigh | Alex Danvers | Alex Danvers | 1 | 4 |
| Ciara Renée | Kendra Saunders / Hawkgirl | Kendra Saunders | 1 | 4 |
| Paul Blackthorne | Detective Quentin Lance | Captain Quentin Lance, Sturmbannfuehrer Quentin Lance | 3 | 2 |
| Stephen Amell | Oliver Queen (Earth-X) / Dark Arrow | Oliver Queen / Arrow, Oliver Queen (Earth-X) / Dark Arrow | 1 | 9 |
| Willa Holland | Thea Queen | Thea Queen / Speedy | 3 | 2 |
| Carlos Valdés | Cisco Ramon | Echo, Francisco Ramon / Reverb (Earth-2), Pablo | 6 | 3 |
| Danielle Panabaker | Caitlin Snow | Caitlin Snow / Killer Frost (Earth-2) | 5 | 3 |
| Shayan Bayat | Senior Officer #1 | Aariz Mousa | 1 | 6 |
| Franz Drameh | Jefferson "Jax" Jackson / Firestorm | Jefferson "Jax" Jackson / Firestorm | 1 | 3 |
| Nickolas Baric | Nathan Sierra, Thug #1, Vincent Steelgrave | Security Guard #1, Thug #2 | 3 | 3 |
| Michael Rowe | Deadshot | Floyd Lawton / Deadshot | 8 | 1 |
| Anna Hopkins | Samantha Clayton | Samantha Clayton | 5 | 2 |
| Dominic Purcell | Mick Rory / Heat Wave | Mick Rory | 1 | 4 |
| David Harewood | J'onn J'onzz | Hank Henshaw / J'onn J'onzz / Martian Manhunter | 1 | 2 |
| Chad Riley | Cop #1, ESU Officer, Halcones Gangbanger | Foreman, Goon #2, Security Guard #1 | 4 | 3 |
| Cassandra Ebner | Model #1, Scientist, Veronica Sparks | Raelene Sharp | 3 | 1 |
| Simon Burnett | Tim Kaufman | Grodd | 1 | 7 |
| Andres Soto | Security Guard #1 | Marcus | 1 | 4 |
| Everick Golding | Bill | Trevor Shinick, Corrections Officer | 1 | 5 |
| Jarryd Baine | Reporter #2 | Channel 52 News Reporter | 6 | 1 |
| Agam Darshi | Anastasia | Queen | 1 | 4 |
| LaMonica Garrett | The Monitor | The Monitor | 3 | 2 |
| Marcus Aurelio | Bouncer | Guard #1 | 1 | 1 |
| Tyler Hoechlin | Clark Kent / Superman, Dr. John Deegan / Superman (Elseworlds) | Clark Kent / Superman | 2 | 2 |
| Rhys Williams | Bank Guard #1, Landmine Soldier, Orderly | Man | 5 | 1 |
| Bruce Crawford | Bank Guard #2, Mobster, Older Man | JP Chipera, Security Guard #2 | 3 | 2 |
| Fraser Aitcheson | Chains | City Worker #2, Criminal Passenger, Prison Gang-Goon #1 | 1 | 3 |
| Jason Bell | Gholem Security | Cop #2, Goon #1 | 1 | 3 |
| Shawn Stewart | Guard #2 | Mitch Romero | 1 | 3 |
| Donny Lucas | Customs Agent | Chip Cooper | 1 | 2 |
| Emily Kinney | Brie Larvan | Brie Larvan / Queen Bee | 1 | 2 |
| Jag Bal | Boyfriend | Stan Mullen | 1 | 2 |
| Thomas Cadrot | Officer | Nigel | 2 | 1 |
| Jeff Sanca | Thug, Truck Driver #1 | Cop, Security Guard #2, STAR Labs Security Guard | 2 | 3 |
| Tim Howe | Dunbar | Security Guard | 4 | 1 |
| Daniel Cudmore | Jackhammer | William Lang / Gridlock | 1 | 1 |
| Robert Knepper | William Tockman | Tockman | 1 | 1 |
| Joel Semande | DJ | Roderick Smith | 1 | 2 |
| Malaika Jackson | Sandra Hawke | Dr. Rene Carpenter | 1 | 2 |
| Nilo Ghajar | Student | Guard, Visitor #2 | 1 | 2 |
| Reese Alexander | Lieutenant | Museum Guard, Prison Guard #2 | 1 | 2 |
| Ryan Booth | Peter Yorke | King | 2 | 2 |
| Ash Lee | Staffer #1 | Stock Broker | 1 | 1 |
| Brian Johnston | Desk Sergeant | Bank Manager | 1 | 1 |
| Charles Zuckermann | Petrov | Bert | 1 | 1 |
| Doug Chapman | Baker, Soldier #1 | City Worker #1 | 3 | 1 |
| Elizabeth Tulloch | Lois Lane | Lois Lane | 1 | 2 |
| J. Douglas Stewart | Eric Cartier Sr. | Fire Chief | 1 | 1 |
| James Rha | Peter Kang | Dr. Rodrigo | 1 | 1 |
| Matt Ryan | John Constantine | John Constantine | 1 | 1 |
| Osric Chau | Ryan Choi | Ryan Choi | 1 | 3 |
| Ruby Rose | Kate Kane / Batwoman | Kate Kane / Batwoman | 2 | 1 |
| Shaine Jones | ESU Sergeant | James Zolomon | 1 | 1 |
| Tommy Europe | Prison Guard, Security Guard | Security Guard | 2 | 1 |
| Mathew Yanagiya | Detective, Stan Washington | Man | 3 | 1 |
| Paul Lazenby | Inmate, Mr. Robbins, Thug | Tech Thief #2 | 3 | 1 |
| Curtis Braconnier | Dark Archer Stick, Scimitar | Jewel Thief | 2 | 1 |
| Dalias Blake | Bank Guard, SWAT Leader | Tough #2 | 2 | 1 |
| Darryl Quon | Shimosawa | Skullstar | 2 | 1 |
| Fraser Corbett | Lt. David Ellet, Thug #2 | Bank Guard | 2 | 1 |
| Jason William Day | Guard #1, Officer | SWAT #2 | 2 | 1 |
| Brian McBride | FBI Agent | CPS Man | 1 | 1 |
| Devielle Johnson | SWAT #2 | Task Force #1 | 1 | 1 |
| Donna Soares | SCPD Detective | Judge Tanaka | 1 | 1 |
| Leana Yu | Laughing Woman | Female Newscaster | 1 | 1 |
| Mathias Retamal | Halcones Gangbanger | Daniel Burge | 1 | 1 |
| Peter Bryant | Richard Ford | Fire Chief | 1 | 1 |
| Ricky He | Tony | Patron #1 | 1 | 1 |
| Wren Walker | Uni #4 | Guard | 1 | 1 |
| Chantele Francis | Court Clerk | Annoyed Customer | 2 | 1 |
| Fred Henderson | Mr. Gardner | Coroner | 1 | 2 |
| Olivia Cheng | Linda Parks | Linda Park | 2 | 1 |
| Phillip Mitchell | Guard, Potluck | Security Guard | 2 | 1 |
| Andy Thompson | Tony Daniel | Dr. Bruce Bonwitt | 1 | 1 |
| Charles Jarman | Mercenary #3 | Officer | 1 | 1 |
| Chris Cound | ESU Officer | Father, Mugger | 1 | 2 |
| David Milchard | Nelson Ravich | Scientist | 1 | 1 |
| Falk Hentschel | Carter Hall / Hawkman | Carter Hall / Hawkman | 1 | 1 |
| Janet Glassford | Nurse | Surly Meta | 2 | 1 |
| Rochelle Okoye | Rookie | Keisha Moore | 1 | 1 |
| Sylvesta Stuart | Head Gangbanger, Pirate #3 | Technician | 2 | 1 |
| Dimitri Tsoy | Mayor Queen's Assistant | Uniformed Cop | 2 | 1 |
| Hugo Steele | Federal Marshal, Security Guard | Security Guard #1 | 2 | 1 |
| Meena Mann | Reporter | Anchor | 1 | 2 |
| Andre Roshkov | Engineer Antonov | Pilot | 1 | 1 |
| Donald Heng | ESU Officer | Tim Kwon | 1 | 1 |
| Frances Leigh | Nanny | Alice Lee | 1 | 1 |
| Gardiner Millar | Bertinelli's Thug | Tony Rawlins | 1 | 1 |
| James Michalopolous | Black Hawk Guard | Security Guard #1 | 1 | 1 |
| Jeremy Davies | Dr. John Deegan | Dr. John Deegan | 1 | 1 |
| Kaare Anderson | ESU Leader | Middle-Aged Man | 1 | 1 |
| Kirby Morrow | Matt Itsook | Coach | 1 | 1 |
| Tim Zhang | Infected Man | Anxious Meta | 1 | 1 |
| Casper Crump | Vandal Savage | Vandal Savage | 1 | 1 |
| Dominique Robinson | MP #2 | Officer Matlin | 1 | 1 |
| James Ralph | Bodyguard, Lt. Robert Lockhart | Osgood Rathaway | 2 | 1 |
| Lucas Wolf | League Assassin | Thug #3 | 1 | 1 |
| Michasha Armstrong | Merlyn Security #2 | Java | 1 | 1 |
| Mike Carpenter | Michael Ancona | Thug #1 | 1 | 1 |
| Romeo Reyes | Manny Jr. | Carjacker | 1 | 1 |
| Victor Young | Cop #1 | News Anchor | 1 | 1 |
| Al Sapienza | Edward Rasmus | Detective Fred Chyre | 1 | 1 |
| Candice Patton | Iris West | Millie Foss | 1 | 1 |
| Christopher Rosamond | Suited Bratva | Thug #1 | 1 | 1 |
| Elizabeth Weinstein | Female Hostage | Financial Advisor | 1 | 1 |
| Jon Cryer | Lex Luthor | Lex Luthor | 1 | 1 |
| Lee Shorten | Lead A.R.G.U.S. Agent | Executive Staffer | 1 | 1 |
| Marc Anthony Williams | QC Security Guard | Uniform Cop | 1 | 1 |
| Mat Lo | Teacher Rep. | Caleb Fairweather | 1 | 1 |
| Paul Moniz de Sa | Adult Jesse Fredericco | Jeweler | 1 | 1 |
| Ryan McDonell | Uniform | Kurt Weaver | 1 | 1 |
| Sasha Piltsin | Lev | Bodyguard | 1 | 1 |
| Brian Calvert | Paparazzi | McCulloch Executive | 1 | 1 |
| Crystal Mudry | Waitress | Woman | 1 | 1 |
| Gerald Paetz | Weston | Curtis | 1 | 1 |
| Nelson Leis | Slim | Scraggly Witness | 1 | 1 |
| Patrick Roccas | MP #3 | Prison Guard | 1 | 1 |
| Daylin Willis | College Kid | Ivo Employee | 1 | 1 |
| JoJo Ahenkorah | Albie | Security Guard | 1 | 1 |
| King Lau | Hideo Yamane | Hulking Man | 1 | 1 |
| Lisa Marie DiGiacinto | Attractive Woman | News Anchor | 1 | 1 |
| Seth Whittaker | Wheelman | Security Guard | 1 | 1 |
| Barbara Patrick | SCPD Officer | Bank Robber #3 | 1 | 1 |
| Behtash Fazlali | Robert Baylor | Jamal | 1 | 1 |
| Gigi Jackman | Patty | Bank Teller | 1 | 1 |
| Stephen Lobo | Jim Corrigan / The Spectre | Jim Corrigan / The Spectre | 1 | 1 |
| Alistair Abell | Charles Aked | ER Doctor | 1 | 1 |
| Ronald Patrick Thompson | Supporter #1 | Samaritan | 1 | 1 |
| Shaun Omaid | Bouncer | Jered Haywood | 1 | 1 |
| Leo Chiang | Supermax Guard | Yakuza Baddie | 1 | 1 |
| Eli Shapera | Street Kid | Trent | 1 | 1 |
| Michael F. Roselli | Orderly | Large Meta | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.