| Cast list | | Flora Robson | as | Queen Elizabeth I of England | | Raymond Massey | as | King Philip II of Spain | | Leslie Banks | as | 'Robin', the Earl of Leicester | | Laurence Olivier | as | Michael Ingolby | | Vivien Leigh | as | Cynthia | | Morton Selten | as | Lord Burleigh | | Tamara Desni | as | Elena | | Lyn Harding | as | Sir Richard Ingolby | | George Thirlwell | as | Mr. Lawrence Gregory | | Henry Oscar | as | Spanish Ambassador | | Robert Rendel | as | Don Miguel (as Robert Rendell) | | Robert Newton | as | Don Pedro | | Donald Calthrop | as | Don Escobal | | Charles Carson | as | Adm. Valdez |
| | Crew list: | | William K. Howard (Director) | | A.E.W. Mason (Writer) | | Clemence Dane (Writer) |
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