| Name | Character | Episodes |
|---|---|---|
| Walter Cronkite | 153 | |
| Lester Matthews | 1 | |
| Frank Cady | 1 | |
| Will Wright | 1 | |
| James Dean | Bob Ford | 1 |
| Fred Gwynne | 1 | |
| Jeff Morrow | 1 | |
| Willis Bouchey | 1 | |
| Mort Mills | 1 | |
| Lurene Tuttle | 1 | |
| Ian Wolfe | 1 | |
| Harlan Warde | 1 | |
| Hector Elias | 1 | |
| Paul Birch | 1 | |
| DeForest Kelley | 1 | |
| Roger Davis | 1 | |
| Philip Bosco | 1 | |
| Barbara Billingsley | 1 | |
| Parley Baer | 1 | |
| Jerry Paris | 1 | |
| Tyler McVey | 1 | |
| Robert Bray | 1 | |
| Russell Johnson | 1 | |
| Bernard Kates | 1 | |
| Lomax Study | Frenchman | 1 |
| Lomax Study | Second Citizen | 1 |
| Paul Collins | 1 | |
| Juano Hernández | Montezuma | 1 |
| Noel Drayton | 1 |