Buddy (1 episode)

C.O. #2 (1 episode)

Rossi

Big Sal

Supervisor Ted (1 episode)

Abruzzi (1 episode)

Sam 'Momo' Giancana

Terry T

Cillian (1 episode)

Bistricky Cop

Italian Counterman

Sonny

Matteo D'Alessio (5 episodes)

Portly Cop