| Claudette Colbert | Beatrice "Bea" Pullman,Cleopatra,Eve Peabody/"Baroness Czerny",Gerry Jeffers |
| Don Ameche | Tibor Czerny |
| Joel McCrea | Tom Jeffers |
| Warren William | Julius Caesar,Stephen Archer |
| Henry Wilcoxon | Marc Antony |
| John Barrymore | George Flammarion |
| Louise Beavers | Delilah Johnson |
| Mary Astor | Princess Centimillia,Helen Flammarion |
| Francis Lederer | Jacques Picot |
| Gertrude Michael | Calpurnia |
| Rudy Vallée | John D. Hackensacker III |
| Ned Sparks | Elmer |
| Fredi Washington | Peola at 19 |
| Joseph Schildkraut | King Herod |
| William Demarest | Members of Ale & Quail Club |
| Rochelle Hudson | Jessie at 18 |
Technical Credits
| Cecil B. DeMille | Director |
| John M. Stahl | Director |
| Mitchell Leisen | Director |
| Preston Sturges | Director |