| Name | Character | Episodes |
|---|---|---|
| Peter Falk | 1 | |
| Peter Falk | Mestizo | 1 |
| Robert Redford | Don Parritt | 1 |
| George Voskovec | Elek Odry | 1 |
| Arthur Shields | Monsignor | 1 |
| Viveca Lindfors | Belia Odry | 1 |
| Ricardo Montalban | 1 | |
| Sorrell Booke | 1 | |
| Myron McCormick | 1 | |
| Keir Dullea | 1 | |
| James Donald | Priest | 1 |
| Larry Gates | Bishop | 1 |
| Helen Hayes | Mother Hildebrand | 1 |
| Robert Morse | Professor Pearson | 1 |
| Val Avery | Police Chief | 1 |
| Collin Wilcox Paxton | Mary | 1 |
| Alfred Ryder | 1 | |
| Charlotte Rae | 1 | |
| Alice Ghostley | 1 | |
| Jason Robards | 1 | |
| Michael Strong | 1 | |
| Katherine MacGregor | Maria | 1 |
| Dorothy Gish | Aaronetta | 1 |
| Jules Munshin | Kossa | 1 |
| David Hurst | 1 | |
| Barry Fitzgerald | 1 | |
| Beulah Bondi | Mother | 1 |
| Eileen Heckart | Myrtle | 1 |
| Gail Fisher | 1 | |
| Roland Winters | 1 | |
| Chester Morris | Swanson | 1 |
| Ann Harding | Aaronetta | 1 |
| Jane Wyatt | 1 | |
| Tom Pedi | 1 | |
| James Broderick | 1 | |
| Rosetta LeNoire | 1 | |
| Robert Clary | 1 | |
| Ronald Radd | 1 | |
| John Alderson | Miguel | 1 |
| Sándor Szabó | the Baron | 1 |
| Ronald Long | Tench | 1 |
| Jean Dixon | Monica | 1 |
| Charles White | 1 | |
| Rudy Bond | 1 | |
| Juano Hernández | James | 1 |