Dennis O'Brien

'Professor' Fredrick Simpson Schicka

Inspector Bruger

Irma Rand

Sylvia Rand

Gail Chase

Ed Gannon

Steve Belzig alias Vic Lundy

Bill Rafferty

Eddie Paige

Harry Barton

Sparring Partner

Tom Fallon, alias Steve Rand

Henry - the Bartender

Bookie (uncredited)

Boxing Match Spectator (uncredited)

Waiter (uncredited)

Nightclub Patron (uncredited)

Bookie (uncredited)

Writing

Directing

Writing

Costume & Make-Up

Camera

Editing

Directing

Art

Art

Art

Costume & Make-Up

Sound

Acting

Production

Sound

Art

Crew

Editing

Acting

Directing

Writing