| Henry Barnard | Harry Y. Esterbrook | |
| Ed Begley | Henry Drummond | |
| Norman Beim | Ensemble | |
| Harry Y. Esterbrook | ||
| Charles Bell | Ensemble | |
| Ivan Bonar | Ensemble | |
| Patricia Bosworth | Ensemble | |
| Ronald Brumlik | Howard | |
| D.G. Buckles | Ensemble | |
| Purdy Calvin | Ensemble | |
| Clifford Carpenter | Sillers | |
| Tom Davenport | ||
| E. K. Hornbeck | ||
| David Clive | Harry Y. Esterbrook | |
| Michael Constantine | Corkin | |
| Sillers | ||
| Michael Del Medico | Corkin | |
| Bob Dennis | Timmy | |
| Barry Desfor | Timmy | |
| Howard | ||
| Frieda Dorn | Ensemble | |
| Melvyn Douglas After playing the part on Broadway, Douglas headlined the national tour of the play | Henry Drummond | (Sep 1955-Nov 30, 1955) |
| Frederic Downs | Mr. Goodfellow | |
| Frank Dudley | Hot Dog Man | |
| David Dunham | Ensemble | |
| Drummond Erskine | Ensemble | |
| Frank Ford | Ensemble | |
| Prudy Glover | Mrs. Loomis | |
| Frederica Going | Mrs. Krebs | |
| Taylor Graves | Ensemble | |
| James Greene | Ensemble | |
| Frank Hamilton | Reuter's Man | |
| Frances Helm | Rachel Brown | |
| Alan Hewitt | E. K. Hornbeck | |
| Marjorie Howard | Ensemble | |
| Richard Jury | Ensemble | |
| Paul Kielar | Ensemble | |
| Dan Lincoln | Ensemble | |
| Leo Lucker | Rev. Jeremiah Brown | |
| Alan MacAteer | Mayor | |
| Frank Macdonald | Ensemble | |
| Evelyn Mando | Mrs. Blair | |
| Mrs. Loomis | ||
| Julie McCarthy | Ensemble | |
| Raf Michaels | Ensemble | |
| Paul Muni Muni returned to the part with a prosthetic eye | Henry Drummond | (Dec 1, 1955 - ?) |
| Eulalie Noble | Ensemble | |
| Simon Oakland | Henry Drummond | |
| Shirley O'Hara | Mrs. Loomis | |
| Carol O'Keith | Ensemble | |
| Elizabeth Perry | Ensemble | |
| Edward Guillaime Polidor | Hurdy Gurdy Man | |
| Jared Reed | Hot Dog Man | |
| Tom Flatley Reynolds | Mayor | |
| Paul Roland | Ensemble | |
| Lewis Scholle | Timmy | |
| Jacqueline Scott | Ensemble | |
| Rachel Brown | ||
| Perry Skaar | Timmy | |
| Archie Smith | Bertram Cates | |
| Dorothy Stanska | Ensemble | |
| Leon B. Stevens | Hot Dog Man | |
| Matthew Harrison Brady | ||
| Henry Velez | Elijah | |
| Ensemble | ||
| Ronald Weyand | Bollinger | |
| Edmund Williams | Harry Y. Esterbrook | |
| Tom Davenport | ||
| Florence Williams | Mrs. Brady | |
| Barbara Woods | Melinda |