| Cast list | | Catherine Oxenberg | as | Lady Diana Spencer | | Christopher Baines | as | Charles, Prince of Wales | | Olivia de Havilland | as | Queen Elizabeth, The Queen Mother | | Dana Wynter | as | Queen Elizabeth II | | Ray Milland | as | Mr. Griffiths | | Stewart Granger | as | Prince Philip, Duke of Edinburgh | | Barbara Caruso | as | Countess Raine Spencer | | Holland Taylor | as | Frances Shand Kydd | | George Martin | as | Earl Spencer | | John Hadden | as | Prince Andrew | | Michael E. Knight | as | Prince Edward (as Michael Knight) | | Estella Masters | as | Sarah Spencer | | Jeannine Taylor | as | Samantha Edwards | | Ibbits Warriner | as | Kate | | Roberta Wallach | as | Princess Marguerite |
| | Crew list: | | Peter Levin (Director) | | Robert L. Freedman (Writer) | | Philip Gurin (Writer) |
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