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)

Directing

Writing

Writing

Acting

Directing

Production

Sound

Camera

Editing

Editing

Art

Art

Costume & Make-Up

Directing

Art

Art

Sound

Crew

Costume & Make-Up

Acting

Writing