Jeronimo Spinx is an American born, US NAVY-Hospital Corpsman veteran-turned-actor. He's best known for his recurring role as Agent Thompson on the hit CBS drama NCIS: Los Angeles. Other television roles include the true crime series Unusual Suspects, the CBS Award-winning thriller Criminal Minds and the wildly popular FOX drama, 24.

Jeronimo starred in the television movie Memron, an improvisational romp on the ruins of corporate fraud.

Film credits include Hijacked, Where's Henry, Clear Cut, Simple, Falling, Frank's Book, Shoot!, The Gold Cup, Camera Obscura and The Rock.