- George C. Scott
- Gloves Malloy (segment "Dynamite Hands") / Spats Baxter (segment "Baxter's Beauties of 1933")
- Trish Van Devere
- Betsy McGuire (segment "Dynamite Hands") / Isobel Stuart (segment "Baxter's Beauties of 1933")
- Red Buttons
- Peanuts (segment "Dynamite Hands") / Jinks Murphy (segment "Baxter's Beauties of 1933")
- Eli Wallach
- Vince Marlowe (segment "Dynamite Hands") / Pop (Segment "Baxter's Beauties of 1933")
- Harry Hamlin
- Joey Popchik (segment "Dynamite Hands")
- Ann Reinking
- Troubles Moran (segment "Dynamite Hands")
- Jocelyn Brando
- Mama Popchik (segment "Dynamite Hands") / Mrs. Updike (segment "Baxter's Beauties of 1933")
- Michael Kidd
- 'Pop' Popchik (segment "Dynamite Hands")
- Kathleen Beller
- Angie Popchik (segment "Dynamite Hands")
- Barry Bostwick
- Johnny Danko (segment "Dynamite Hands") / Dick Cummings (segment "Baxter's Beauties of 1933")
- Art Carney
- Dr. Blaine (segment "Dynamite Hands") / Dr. Bowers (segment Baxter's Beauties of 1933")
- Clay Hodges
- Sailor Lawson (segment "Dynamite Hands")
- George P. Wilbur
- Tony Norton (segment "Dynamite Hands")
- Peter Stader
- Barney Keegle (segment "Dynamite Hands")
- Jimmy Lennon Sr.
- The Announcer (segment "Dynamite Hands")
- Charles Lane
- Judge (segment "Dynamite Hands") / Mr. Pennington (segment "Baxter's Beauties of 1933")
- Dick Winslow
- Reporter (segment "Dynamite Hands") / Tinkle Johnson (segment "Baxter's Beauties of 1933)
- Brendan Dillon
- Jury Foreman (segment "Dynamite Hands")
- John Hudkins
- Hood #1 (segment "Dynamite Hands") / Mover #2 (segment "Baxter's Beauties of 1933")
- Bob Herron
- Hood #2 (segment "Dynamite Hands") / Mover #1 (segment "Baxter's Beauties of 1933") (as Robert Herron)
- Denver Mattson
- Sparring Partner (segment "Dynamite Hands")
- Jimmy Nickerson
- Freddie Fox (segment "Dynamite Hands")
- Harvey Parry
- Referee #1 (segment "Dynamite Hands")
- Wally Rose
- Referee #2 (segment "Dynamite Hands")
- Fred Scheiwiller
- Keegle's Manager (segment "Dynamite Hands")
- James J. Casino
- Keegle's Second (segment "Dynamite Hands")
- John McKee
- Timekeeper (segment "Dynamite Hands")
- Gary Stokes
- Timekeeper (segment "Dynamite Hands")
- Garth Thompson
- Irish Goldberg (segment "Dynamite Hands")
- Clifford Happy
- K.O. Brown (segment "Dynamite Hands")
- Terry L. Nichols
- Kid Gale (segment "Dynamite Hands")
- Larry Hayden
- Fighter #4 (segment "Dynamite Hands")
- Patrick Omeirs
- Fighter #5 (segment "Dynamite Hands")
- Michael Rodgers
- Tiger Barnes (segment "Dynamite Hands")
- Tom Morga
- Killer Wales (segment "Dynamite Hands")
- Clarence Beatty
- Zito Prima (segment "Dynamite Hands")
- Charlie Murray
- Fan #1 (segment "Dynamite Hands")
- Evelyn Moriarty
- Fan #2 (segment "Dynamite Hands")
- June McCall
- Fan #3 (segment "Dynamite Hands")
- Jack Slate
- Fan #4 (segment "Dynamite Hands")
- Michael Lansing
- Fan #5 (segment "Dynamite Hands")
- Chuck Hicks
- Hood #3 (segment "Dynamite Hands")
- George Fisher
- Hood #4 (segment "Dynamite Hands")
- Barbara Harris
- Trixie Lane (segment "Baxter's Beauties of 1933")
- Rebecca York
- Kitty (segment "Baxter's Beauties of 1933")
- Maidie Norman
- Gussie (segment "Baxter's Beauties of 1933")
- Barney Martin
- Motorcycle Cop (segment "Baxter's Beauties of 1933")
- Sebastian Brook
- Fritz (segment "Baxter's Beauties of 1933")
- Jerry von Hoeltke
- Theater Workman (segment "Baxter's Beauties of 1933")
- Paula Jones
- Chorus Girl (segment "Baxter's Beauties of 1933")
- John Henry
- Chorus Boy (segment "Baxter's Beauties of 1933")
- Lee Allen
- Courtroom Spectator
- George Burns
- Introductory Segments
- Robert Cole
- Jury Member
- Nikki D'Amico
- Lead Dancer
- Selby Dessner
- Jury Member
- Stanley Donen
- Nightclub Emcee (segment "Dynamite Hands") / Cab Driver (segment "Baxter's Beauties of 1933") (uncredited)
- Peter Eastman
- Jury Member
- Raven Grey Eagle
- Minor Role
- Bud Hazlett
- Reporter
- Morgan Lane
- Reporter
- Saverio LoMedico
- Reporter
- Dennis Record
- Extra
- Arnold Roberts
- Reporter
- Hunter Roberts
- Reporter
