Actors in both Smallville and The Outer Limits
179 actors have appeared in both Smallville and The Outer Limits, across 371 episodes. The most-credited is Camille Mitchell, Sheriff Nancy Adams in Smallville and Leader of Hyacinth, Mother in The Outer Limits.
| Actor | In Smallville | In The Outer Limits | Eps | Eps |
|---|---|---|---|---|
| Camille Mitchell | Sheriff Nancy Adams | Leader of Hyacinth, Mother | 22 | 2 |
| Mitchell Kosterman | Sheriff Ethan Miller | Police Officer | 14 | 1 |
| Sarah Jane Redmond | Nell Potter | Kelly Risely, Kendal's Girlfriend | 11 | 2 |
| Emmanuelle Vaugier | Dr. Helen Bryce | Lisa Dobkins, Shal | 9 | 2 |
| Adrian Holmes | Basqat, Griff | James, Soldier | 7 | 2 |
| Robert Wisden | Gabe Sullivan | Justin Wells, Sam Winter | 6 | 2 |
| Hiro Kanagawa | Principal H. James Kwan | Ron Hikida, Tali | 5 | 2 |
| Jerry Wasserman | Dr. Yaeger Scanlan | Dr. Silcase, Gunther Van Owen, William Talbot | 4 | 3 |
| Fred Henderson | Dr. Langston | Acosta, John | 4 | 2 |
| Lorena Gale | Dr. Claire Foster | Louise, Committee Member | 3 | 3 |
| Malcolm Stewart | Dr. Otis Ford, Dr. Sinclair, Jim Melville | Daniel Tenzer, Joel Haas, Phil Krepuski | 3 | 3 |
| Michael Shanks | Carter Hall / Hawkman | Dr. Will Olsten, Melburn Ross | 4 | 2 |
| Andrew Airlie | Mr. Woodruff | Agent Corey Lonn, Don, Dr. Kevington | 1 | 4 |
| Bruce Harwood | Ben Powell | Dr. Avery Strong, Dr. Norris, Miles Pendergast | 1 | 4 |
| Annette O'Toole | Martha Kent | Commander Lydia Manning | 3 | 1 |
| Colin Lawrence | Agent Stocker, Captain Nichols, Doctor | Technician | 3 | 1 |
| Ron Selmour | Wendell Connelly | Colonel Kikongo | 3 | 1 |
| Teryl Rothery | Board Member #2, Real Estate Agent | Dr. Lucy Cole, Janet Preston | 2 | 2 |
| Jill Teed | Detective Maggie Sawyer | Carolyn, Gwen Hutchinson, Tory Beth Walters | 4 | 3 |
| Donnelly Rhodes | Milash | General James Eiger, Senator O'Reilly | 1 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.