Whistling in Brooklyn

William Frawley

Detective Ramsey

Sam Levene

Creeper

Arthur Space

Detective MacKenzie

Robert Emmett O'Connor

Detective Leo Finnigan

Steven Geray

Whitey

Howard Freeman

Steve Conlon

Tom Dillon

Manager of the Beavers

Billy Bletcher

Announcer (uncredited)

Anthony Caruso

Henchman Fingers (uncredited)

Mike Mazurki

Henchman on Ship (uncredited)

Ray Teal

Traded Beaver Baseall Player (uncredited)

Grant Withers

Reporter (uncredited)

Sue Moore

Tough Girl (uncredited)

Bess Flowers

Baseball Fan (uncredited)