Det. Caitlyn "Cat" Sullivan
Leo Romba
Capt. John Baker
Eddie Esposito
Dr. Monica Pena
Gregg James
Frankie Sullivan

James Colby

Capt. John Baker

James Colby stars as Capt. John Baker in the NBC series "Taxi Brooklyn."

Colby began his career more than 25 years ago onstage in New York both on and Off Broadway, as well as regionally and internationally, in plays by Shakespeare, Chekhov, Williams, O'Neill, Miller and Beckett, to name just a few.

His work in television includes many regular and recurring roles, as well as numerous guest star appearances, in series such as "Law & Order," "Law & Order: SVU," "Law & Order: Criminal Intent," "Person of Interest," "Deception," "Blue Bloods," "Rescue Me" and "Body of Proof."

Film credits include "Inside Llewyn Davis," "The Amazing Spider-Man 2," "Lowlife," "Tower Heist," "Safe," "Animal Rescue," "What Maisie Knew," "Company Man," "Solitary Man" and "Anatomy of the Tide."