| Frank Aletter | Itchy Flexner | |
| Nancy Baker | Seymour's Girl Friend | |
| Dick Bernie | Herman Fabricant | |
| Eleanor Duffy | Judy Wallflower | |
| Elliott Feder | Nat Waiter | |
| Ruth Gilbert | Wilma Bathing Beauty | |
| Frank Green | Harry Waiter | |
| Edmund Hall | Alan Waiter | |
| Larry Howard | Sam (Waiter) Waiter | |
| Pat Kelley | Billie Bathing Beauty | |
| Peter Kelley | Joe Waiter | |
| George Lenz | Schmutz Itchy's Assistant | |
| Buddy Martin | Danny Waiter | |
| Mary Menzies | April Bathing Beauty | |
| Candi Parsons | June Bathing Beauty | |
| Don Peterson | Phil Waiter | |
| Inga Rode | The New Girl | |
| Reid Shelton | Eli Itchy's Assistant | |
| Wally Strauss | Seymour Fay's dancing partner | |
| George Vosburgh | Lenny Fay's dancing partner | |
| Ray Walston | Itchy Flexner | Was replaced in previews |
| Arnold Walton | Marvin Honeymooner (later billed as "Music Lover") | |
| Charles Wood | Morrie Waiter |