You Nazty Spy!

Curly Howard

Curly Gallstone

Larry Fine

Larry Pebble

Moe Howard

Moe Hailstone

Don Beddoe

Mr. Amscray (uncredited)

Dick Curtis

Mr. Ohnay (uncredited)

Richard Fiske

Mr. Ixnay (uncredited)

Lorna Gray

Mattie Herring (uncredited)

Charles Dorety

Storm Trooper (uncredited)

Al Thompson

Axis Minister (uncredited)

Chuck Callahan

Storm Trooper (uncredited)

Florine Dickson

Miss Pfiffernuss (uncredited)

Joe Murphy

'Little Billy' Rhodes

Eddie Laughton

Vance Rippemup (uncredited)

Slim Summerville

Bert Young

John Tyrrell

Felix Adler