Curly Howard
— Curly
Larry Fine
— Larry
Moe Howard
— Moe
Phyllis Crane
— Nichols' Daughter (uncredited)
Mary Dees
— Party Guest (uncredited)
Poppy Wilde
— Woman with Cigar Smoker (uncredited)
Bud Jamison
— Butler (uncredited)
Gino Corrado
— Maître d' (archive footage) (uncredited)
Jack 'Tiny' Lipson
— Party Guest (uncredited)
Robert Graves
— Prof. Nichols (uncredited)
Harry Holman
— Prof. Richmond (uncredited)