Professor Quincy Adams Wagstaff

Groucho Marx

Pinky

Harpo Marx

Baravelli

Chico Marx

Frank Wagstaff

Zeppo Marx

Connie Bailey

Thelma Todd

MacHardie - Darwin Player (uncredited)

Nat Pendleton

Jennings

David Landau

Biology Professor (uncredited)

Robert Greig

Speakeasy Patron (uncredited)

Bobby Barber

Peggy Carrington (uncredited)

Florine McKinney

Retiring Collage President (uncredited)

Reginald Barlow

Mullens

Jim Pierce

Speakeasy Patron (uncredited)

Vince Barnett

Wagstaff's Receptionist (uncredited)

Sheila Bromley

Professor in Wagstaff's Study (uncredited)

E.H. Calvert

Speakeasy Bartender (uncredited)

Edgar Dearing

Marx Brothers

The Biology Professor

Robert Craig

Laura - Connie's Maid (uncredited)

Theresa Harris

Professor in Wagstaff's Study (uncredited)

Edward LeSaint

Doorman at Speakeasy (uncredited)

Frank Rice

Speakeasy Patron at Slot Machine (uncredited)

Syd Saylor

Typing Sportswriter (uncredited)

Arthur Sheekman

Police Officer (uncredited)

Ben Taggart

Football Broadcaster (uncredited)

Phil Tead