Monkey Business
Plot: Four stowaways get mixed up with gangsters while running riot on an ocean liner.
Groucho Marx. Groucho Marx was 40 in Monkey Business as 'Groucho'.
Harpo Marx. Harpo Marx was 42 in Monkey Business as 'Harpo'.
Chico Marx. Chico Marx was 44 in Monkey Business as 'Chico'.
Zeppo Marx. Zeppo Marx was 30 in Monkey Business as 'Zeppo'.
Rockliffe Fellowes. Rockliffe Fellowes was 48 in Monkey Business as 'J.J. 'Big Joe' Helton'.
Harry Woods. Harry Woods was 42 in Monkey Business as 'Alky Briggs'.
Thelma Todd. Thelma Todd was 25 in Monkey Business as 'Lucille Briggs'.
Ruth Hall. Ruth Hall was 20 in Monkey Business as 'Mary Helton'.
Tom Kennedy. Tom Kennedy was 46 in Monkey Business as 'Gibson'.
Ben Taggart. Ben Taggart was 42 in Monkey Business as 'Capt. Corcoran (uncredited)'.
Billy Bletcher. Billy Bletcher was 36 in Monkey Business as 'Man in Deck Chair'.
Maurice Chevalier. Maurice Chevalier was 43 in Monkey Business as 'Himself (voice)'.
Bess Flowers. Bess Flowers was 32 in Monkey Business as 'Indian's Wife at Party'.
William H. O'Brien. William H. O'Brien was 40 in Monkey Business as 'Waiter'.
Cyril Ring. Cyril Ring was 38 in Monkey Business as 'Party Guest'.
Norman Z. McLeod. Norman Z. McLeod was 32 in Monkey Business as 'Director'
Arthur L. Todd. Arthur L. Todd was 36 in Monkey Business as 'Director of Photography'
S.J. Perelman. S.J. Perelman was 27 in Monkey Business as 'Screenplay'
Will B. Johnstone. Will B. Johnstone was >> in Monkey Business as 'Screenplay'
Herman J. Mankiewicz. Herman J. Mankiewicz was 33 in Monkey Business as 'Producer'
Arthur Sheekman. Arthur Sheekman was >> in Monkey Business as 'Additional Dialogue'