Actors in both Arrow and Supergirl
133 actors have appeared in both Arrow and Supergirl, across 296 episodes. The most-credited is Audrey Marie Anderson, Lyla Michaels in Arrow and Lyla Michaels / Harbinger in Supergirl.
| Actor | In Arrow | In Supergirl | Eps | Eps |
|---|---|---|---|---|
| Audrey Marie Anderson | Lyla Michaels | Lyla Michaels / Harbinger | 39 | 1 |
| Caity Lotz | Sara Lance | Sara Lance / White Canary | 37 | 2 |
| Brandon Routh | Dr. Raymond "Ray" Palmer | Ray Palmer / The Atom | 20 | 1 |
| Jon Cryer | Lex Luthor | Lex Luthor | 1 | 20 |
| Emily Bett Rickards | Felicity Smoak | Felicity Smoak | 18 | 1 |
| Grant Gustin | Barry Allen | Barry Allen / The Flash | 14 | 5 |
| Katherine McNamara | Mia Smoak | Mia Smoak / Blackstar | 10 | 1 |
| Tyler Hoechlin | Clark Kent / Superman, Dr. John Deegan / Superman (Elseworlds) | Superman / Kal-El / Clark Kent, Dr. John Deegan / Superman (Elseworlds) | 2 | 6 |
| Carlos Valdés | Cisco Ramon | Cisco Ramon / Vibe | 6 | 3 |
| Curtis Lum | Vendor | Agent Demos | 1 | 7 |
| Melissa Benoist | Supergirl, Kara Zor-El (Earth-X) / Overgirl | Snowbird / Linda Lee / Red Daughter, Kara Zor-El (Earth-X) / Overgirl | 5 | 10 |
| Danielle Panabaker | Caitlin Snow | Caitlin Snow / Killer Frost | 5 | 2 |
| Jennifer Cheon | Officer Jones | Midnight | 5 | 1 |
| Paul Lazenby | Inmate, Mr. Robbins, Thug | Mandrax, Lead Fireman | 3 | 3 |
| Stephen Amell | Oliver Queen (Earth-X) / Dark Arrow | Oliver Queen / Green Arrow, Oliver Queen (Earth-X) / Dark Arrow, Oliver Queen / Green Arrow (Earth-16) | 1 | 3 |
| Alison Araya | Officer Lopez | District Attorney Diaz | 8 | 1 |
| Crystal Balint | Officer Thompson | Secretary Brown | 2 | 3 |
| Raphael Kepinski | Pilot | Kasnian General | 1 | 4 |
| Nickolas Baric | Nathan Sierra, Thug #1, Vincent Steelgrave | Acolyte #2, Infernian Attacker, Rabbit #1 | 3 | 4 |
| Aiden Stoxx | Young Connor Hawke | Joey | 2 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.