Horse Feathers

Groucho Marx

Professor Wagstaff

Harpo Marx

Pinky

Chico Marx

Baravelli

Zeppo Marx

Frank Wagstaff

Thelma Todd

Connie Bailey

David Landau

Jennings

Bobby Barber

Speakeasy Patron (uncredited)

Reginald Barlow

Retiring Collage President (uncredited)

Vince Barnett

Speakeasy Patron (uncredited)

Sheila Bromley

Wagstaff's Receptionist (uncredited)

E.H. Calvert

Professor in Wagstaff's Study (uncredited)

Edgar Dearing

Speakeasy Bartender (uncredited)

Robert Greig

Biology Professor (uncredited)

Theresa Harris

Laura (uncredited)

Edward LeSaint

Professor in Wagstaff's Study (uncredited)

Florine McKinney

Peggy Carrington (uncredited)

Nat Pendleton

MacHardie (uncredited)

James Pierce

Ed Mullen (uncredited)

Harry Ruby

Screenplay, Original Music Composer

Bert Kalmar

Screenplay, Original Music Composer

Norman Z. McLeod

Director

Ray June

Director of Photography

Herman J. Mankiewicz

Producer

S.J. Perelman

Screenplay

Will B. Johnstone

Screenplay