Actors in both NCIS and S.W.A.T.
456 actors have appeared in both NCIS and S.W.A.T., across 671 episodes. The most-credited is Lou Ferrigno Jr., Dave Lancellotti in NCIS and Donovan Rocker in S.W.A.T..
| Actor | In NCIS | In S.W.A.T. | Eps | Eps |
|---|---|---|---|---|
| Lou Ferrigno Jr. | Dave Lancellotti | Donovan Rocker | 1 | 37 |
| Obba Babatundé | Joe Banks | Daniel Harrelson, Sr. | 1 | 26 |
| David Rees Snell | Morgan Hunt | Detective John Burrows | 1 | 21 |
| Rochelle Aytes | Tara Kole | Nichelle Carmichael | 1 | 20 |
| Patrick St. Esprit | Navy Commander Weidman | Commander Robert Hicks | 1 | 16 |
| Michael Beach | Metro Detective Robert Flowers | Leroy Henderson | 1 | 14 |
| Louis Ferreira | Harlan Atwood, Metro Detective Nick Burris | William "Buck" Spivey | 2 | 9 |
| David Gautreaux | Richard Colford | Edward Yannick, PBA Lawyer Younce | 1 | 7 |
| Rudolf Martin | Ari Haswari | Juergen Richter | 7 | 1 |
| Peter Onorati | Chief of the Boat | Jeff Mumford | 1 | 6 |
| Kiara Muhammad | Kayla Vance | Monica | 5 | 1 |
| Emerson Brooks | Navy Lieutenant Carl Greer | Deputy Alex Doberstein | 1 | 4 |
| Erik Passoja | FBI Deputy Director Wayne Sweeney | Father Dorner | 4 | 1 |
| Jack Conley | Metro Detective Danny Sportelli | Kevin Weller | 3 | 1 |
| Rif Hutton | Marine General Phillip Braxton | Ernie Gamble | 2 | 2 |
| Yael Grobglas | Navy Lt. Rebecca Lee | Heather | 1 | 3 |
| Michael O'Neill | Former NCIS Special Agent Riley McCallister | Carl Luca | 3 | 4 |
| Brooke Nevin | Rachael Sparks | Ally Donovan | 1 | 2 |
| Claire Coffee | Nikki Crawshaw | Kira | 1 | 5 |
| Doug Savant | Larry Clannon, Marine Brigadier General Daniel Kent | Mark Coleman | 2 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.