Characters played by Groucho Marx
Dr. Hugo Z. Hackenbush
Characters played by Chico Marx
Tony
Characters played by Harpo Marx
Stuffy
Characters played by Allan Jones
Gil Stewart
Characters played by Maureen O'Sullivan
Judy Standish
Characters played by Margaret Dumont
Mrs. Emily Upjohn
Characters played by Leonard Ceeley
Whitmore
Characters played by Douglass Dumbrille
Morgan
Characters played by Esther Muir
Cokey 'Flo'
Characters played by Sig Ruman
Dr. Steinberg
Characters played by Robert Middlemass
Sheriff
Characters played by Vivien Fay
Dancer
Characters played by Ivie Anderson
Vocalist
Characters played by The Crinoline Choir
Vocal Ensemble
Characters played by Hooper Atchley
Race Judge
Characters played by King Baggot
Race Track Official Starter
Characters played by Kenny Baker
Party Guest
Characters played by Vivian Barry
Telephone Girl
Characters played by Barbara Bedford
Secretary
Characters played by Vangie Beilby
Racetrack Spectator
Characters played by Edna Bennett
Nurse
Characters played by Edward Biby
Racetrack Spectator
Characters played by Thurman Black
Black Singer
Characters played by Lennie Bluett
Black Singer
Characters played by William A. Boardway
Party Guest
Characters played by The Plantation Boys
Performers
Characters played by Chet Brandenburg
Racetrack Spectator
Characters played by Troy Brown Sr.
Black Singer
Characters played by Sheila Brown
Child
Characters played by Jean Burt
Telephone Operator
Characters played by Ben Carter
Black Singer
Characters played by Ruth Cherrington
Racetrack Spectator
Characters played by Jacqueline Clancy
Child
Characters played by Paralee Coleman
Black Performer
Characters played by Gino Corrado
Man Boarding Bus
Characters played by DeForest Covan
Black Singer
Characters played by George Cowl
Racetrack Spectator
Characters played by Jack Daley
Racetrack Spectator
Characters played by Dorothy Dandridge
Black Singer
Characters played by Robert Dandridge
Black Performer
Characters played by Vivian Dandridge
Black Singer
Characters played by Frankie Darro
Morgan's Jockey
Characters played by Frank Dawson
Doctor
Characters played by Dudley Dickerson
Wheelchair Attendant
Characters played by Helen Dickson
Party Guest
Characters played by Billy Dooley
Race Track Bugler
Characters played by Edward Earle
Race Judge
Characters played by Aaron Edwards
Plainclothesman
Characters played by Richard Farnsworth
Jockey
Characters played by Pat Flaherty
Detective with Sheriff
Characters played by Bess Flowers
Racetrack Spectator
Characters played by Ray Flynn
Racetrack Spectator
Characters played by Byron Foulger
Racetrack Spectator
Characters played by J.C. Fowler
Party Guest
Characters played by Jack George
Musician
Characters played by Avanelle Harris
Black Singer
Characters played by John Hiestand
Radio Announcer
Characters played by Leyland Hodgson
Policeman at Racetrack
Characters played by Arthur Stuart Hull
Racetrack Spectator
Characters played by John Hyams
Judge
Characters played by William Irving
Man for Horn Business
Characters played by Si Jenks
Messenger
Characters played by Jack W. Johnston
Racetrack Spectator
Characters played by Darby Jones
Black Singer
Characters played by Etta Jones
Black Singer
Characters played by Jack Kenney
Racetrack Spectator
Characters played by Edith Kingdon
Racetrack Spectator
Characters played by Carole Landis
Party Guest
Characters played by Harry Lash
Racetrack Spectator
Characters played by Alexander Leftwich
Musician
Characters played by Edward LeSaint
Doctor
Characters played by Carl M. Leviness
Party Guest Who Calls the Sheriff
Characters played by Max Lucke
Doctor
Characters played by Wilbur Mack
Race Judge
Characters played by Mary MacLaren
Nurse
Characters played by Charles McAvoy
Policeman Pursuing Hugo
Characters played by Alex Melesh
Racetrack Spectator
Characters played by Norma Miller
Black Singer
Characters played by Bert Moorhouse
Racetrack Spectator
Characters played by Edmund Mortimer
Party Guest
Characters played by Etta Moten
Black Singer
Characters played by Henry Mowbray
Man for Hat Business
Characters played by Lee Murray
Judge
Characters played by Harry Myers
Party Guest
Characters played by Field Norton
Party Guest
Characters played by Jack Norton
Drunk
Characters played by Frank O'Connor
Racetrack Guard
Characters played by Cullen and Pauline
Performers
Characters played by Victor Potel
Horn Blower
Characters played by Russ Powell
Racetrack Spectator
Characters played by James Quinn
Racetrack Spectator
Characters played by Bob Reeves
Policeman Pursuing Hugo
Characters played by Cyril Ring
Racetrack Spectator
Characters played by Gus Robinson
Black Singer
Characters played by Jimmy Robinson
Black Performer
Characters played by Alexander Schoenberg
Musician in orchestra
Characters played by Jesse Scott
Black Performer
Characters played by Allen D. Sewall
Policeman Pursuing Hugo
Characters played by Four Hot Shots
Black Performers
Characters played by Phillips Smalley
Racing Spectator with Wrong Hat
Characters played by Carolynne Snowden
Black Singer
Characters played by John St. Polis
Musician in orchestra
Characters played by Arthur Thalasso
Policeman Pursuing Hugo
Characters played by The Three Chocolateers
Black Performers
Characters played by Charles Trowbridge
Dr. Wilmerding
Characters played by Arthur White's Lindy Hoppers and Jitterbugs
Dancers
Characters played by Elizabeth Williams
Racetrack Spectator
Characters played by Harry Wilson
Detective with Sheriff
Characters played by Florence Wix
Party Guest
Characters played by Buck Woods
Black Singer