Carl Switzer as Alfalfa

Benny Bartlett as Orvie

Rudy Wissler as Scat

Tommy Bond as Chimp

Milton Parsons as Prof. Gately Crawford

James Burke as Police Lt. Burke

Jan Bryant as Hazel Crawford

Michael Whalen as Lance Carter

Douglas Fowley as Mitch Gordon

Frank Orth as Police Captain

Gene Roth as Policeman (uncreditited)