| Donald Davis | George | Alternate (Jul 10, 1963 - ?) |
| George | (Jan 6, 1964 - ?) | |
| Henderson Forsythe | George | Alternate (Jan 13, 1964 - ?) |
| Eileen Fulton | Honey | (Apr 10, 1963 - ?) |
| Uta Hagen | Martha | (Sep 2, 1963 - ?) |
| Arthur Hill | George | (Sep 3, 1963 - ?) |
| Nancy Kelly | Martha | (Jul 8, 1963 - ?) |
| Mercedes McCambridge | Martha | (Jan 13, 1964 - ?) |
| Rochelle Oliver | Honey | Alternate (Mar 27, 1963 - ?) |
| Honey | (Apr 1, 1963 - ?) | |
| Ben Piazza | Nick | (Feb 4, 1963 - ?) |
| Haila Stoddard | Martha | Alternate (Sep 11, 1963 - ?) |
| Elaine Stritch | Martha | Alternate (Apr 24, 1963 - ?) |
| Shepperd Strudwick | George | (Aug 3, 1963 - ?) |