as Bert / Mermonkey (voice)
as Kowalski (uncredited)
as Herman (uncredited)
as Anthony Herman
as Slim, Worker
as Sgt. Conners
as Policeman (uncredited)
as Officer Garrett (Uncredited)
as Marine (Uncredited)
as Swede (uncredited)
as Bouncer
as Red
as Bill Cormack
as Chief Petty Officer (uncredited)
as Brack Warren
as Dawson
as Coach Jimmy Wayburn
as Lew West
as Dan Gordon [Chs. 1, 8-10]
