| Actor | Groucho Marx (as Dr. Hackenbush), Chico Marx (as Tony), Harpo Marx (as Stuffy), Allan Jones (as Gil), Maureen O'Sullivan (as Judy), Margaret Dumont (as Mrs. Upjohn), Leonard Ceeley (as Whitmore) |
| Director | Sam Wood |
| Editor | Frank E. Hull |
| Music By | Bronislau Kaper, Walter Jurmann |
| Photography By | Joseph Ruttenberg |
| Screenplay By | Robert Pirosh, George Seaton, George Oppenheimer |
Releases 4
| Title | Format | Region | |
|---|---|---|---|
 | A Day At The Races | VHS | |
 | A Day At The Races = 赛马场的一天 | DVD | 6 |
 | A Day at the Races | DVD | 1 |
 | Marx Brothers - A Day At The Races / A Night In Casablanca / Room Service / At The Circus | DVD | 1 |