August Zabladowski

Peter Lind Hayes

Acting

Heloise Collins

Mary Healy

Acting

Dr. Terwilliker

Hans Conried

Acting

Bartholomew Collins

Tommy Rettig

Acting

Sgt. Lunk

Noel Cravat

Acting

Uncle Judson

Robert Heasley

Acting

Uncle Whitney

Jack Heasley

Acting

Dancer

George Chakiris

Acting

Elevator Operator (uncredited)

Alan Aric

Acting

Stroogo (uncredited)

Henry Kulky

Acting

Boy Pianist (uncredited)

Tony Butala

Acting

Kim - Boy in Line (uncredited)

Kim Charney

Acting

Dancer in Dungeon Ballet (uncredited)

Diki Lerner

Acting

Guard / Doorman (uncredited)

Harry Wilson

Acting