Horatio 'Boston Blackie' Black

Dooley Watson

Mary Watson

Insp. John Farraday

The Runt

Arthur Manleder

Nails Blanton (Uncredited)

Benny Hines (Uncredited)

Policeman Joe (Uncredited)

Edna Counihan (Uncredited)

Elwood "Tex" Stewart (Uncredited)

Jumbo Madigan (Uncredited)

Johnny Watson (Uncredited)

State Governor Rutledge (Uncredited)

Detective Sergeant Matthews (Uncredited)

Carpet Man (Uncredited)

Carpet Man (Uncredited)

Warden J.A. Edwards (Uncredited)

Woman in Hallway (Uncredited)

Manny Vogel (Uncredited)

Sandy (Uncredited)

Richie Adair (Uncredited)

Policeman Frank (Uncredited)

Parole Board Member (Uncredited)

Police Desk Sergeant (Uncredited)