Actors in both CSI: Crime Scene Investigation and It's Always Sunny in Philadelphia
100 actors have appeared in both CSI: Crime Scene Investigation and It's Always Sunny in Philadelphia, across 524 episodes. The most-credited is Sandy Martin, Female Trucker, Office Manager in CSI: Crime Scene Investigation and Mrs. Mac in It's Always Sunny in Philadelphia.
| Actor | In CSI: Crime Scene Investigation | In It's Always Sunny in Philadelphia | Eps | Eps |
|---|---|---|---|---|
| Sandy Martin | Female Trucker, Office Manager | Mrs. Mac | 2 | 18 |
| Andrew Friedman | Preston Schember | Jack Kelly | 2 | 13 |
| Jimmi Simpson | Thomas Donover | Liam McPoyle | 2 | 9 |
| Travis Schuldt | Aron DeRosa | Ben Smith (The Soldier) | 1 | 7 |
| Nate Mooney | Fingerless Guy, Larry Smite | Ryan McPoyle | 2 | 9 |
| Kyle Davis | Clerk | Lil' Kevin | 1 | 2 |
| Lex Medlin | Sgt Barclay | A.D. | 2 | 1 |
| David Marciano | Frank Samuels | Detective Larson | 1 | 1 |
| Don Swayze | Dave Bohr | Ray | 1 | 1 |
| Erik Jensen | Jeffrey Sinclair | Walter Harris | 7 | 1 |
| Jessica Collins | Missy | Jackie Denardo | 1 | 3 |
| Kari Coleman | Mrs. Sheila Beck | Margie | 1 | 1 |
| Kristoffer Polaha | Darryl Walsh | Male Employee | 1 | 1 |
| Marshall Allman | Jonathan Alaniz | Bezzy | 1 | 1 |
| Peter MacKenzie | Dr. Eisling | Doctor | 2 | 2 |
| Regan Burns | James Billmeyer | Swim Club Manager | 1 | 1 |
| Tuc Watkins | Marcus Remmick | Scott | 1 | 1 |
| Andy Buckley | Jason Hendler, Reporter #1 | Andy | 2 | 1 |
| Brad Carter | Gerald Tolliver, Rudy | Carney | 2 | 1 |
| Jack McGee | Richard O'Malley, Road manager | Detective Lance Girard | 2 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.