Actors in both 9-1-1: Lone Star and NCIS: Los Angeles
115 actors have appeared in both 9-1-1: Lone Star and NCIS: Los Angeles, across 395 episodes. The most-credited is Derek Webster, Charles Vega in 9-1-1: Lone Star and ATF Agent John Stone in NCIS: Los Angeles.
| Actor | In 9-1-1: Lone Star | In NCIS: Los Angeles | Eps | Eps |
|---|---|---|---|---|
| Derek Webster | Charles Vega | ATF Agent John Stone | 12 | 1 |
| Benito Martinez | Gabriel Reyes | Gonzalo Vargas | 10 | 1 |
| Roxana Brusso | Andrea Reyes | Navy Commander Valerie Torres | 10 | 1 |
| Aisha Hinds | Henrietta "Hen" Wilson | Chief Investigator Ava Wallace | 1 | 3 |
| Jorge-Luis Pallo | Armando Teban | Special Agent Salazar, Special Agent Bomb Tech Salazar | 1 | 3 |
| Antonio Leon | Hazmat Captain Garcia | Omar | 2 | 1 |
| Ashley Spillers | Lila Geralds | Homeland Security Specialist Sydney Jones | 3 | 3 |
| Dominic Burgess | Dave Sheffield | Herman Cooper | 2 | 1 |
| Nick Massouh | Hudson | Mazhar Tarik | 1 | 2 |
| Angel Parker | Josie | Secret Service Agent Alicia Monroe | 1 | 1 |
| Angela E. Gibbs | Sylvia | Ellen | 1 | 1 |
| Tony Curtis Blondell | AFD Proctor | Guy | 1 | 3 |
| Brett Rice | Wayne Gettinger | Anthony Trager | 3 | 1 |
| Kelly Frye | Trina Mathis | Robin Henson | 3 | 1 |
| John Posey | Cole Robertson | Army General Keys | 4 | 1 |
| Laura Niemi | Mary-Lynne | CIA Analyst Wendy Balian | 1 | 1 |
| Nancy Linehan Charles | Mrs. Engel | Jessica Haymes | 1 | 1 |
| Ray Stoney | Sgt. Marcus Stokes | Paul | 2 | 1 |
| Bart Johnson | Stanley | Marine Gunnery Sergeant Mike Johnson | 2 | 1 |
| Joshua Bitton | Police Officer | Navy Lieutenant Commander Daniel Chambers | 2 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.