Question: What is the birth date of the cast in a 1955 film adaptation of the novel "The Four Feathers," who was well known for portraying villains and became best known for his role as Count Dracula?
Sentence (from "The Legend of the 7 Golden Vampires"): The role of Dracula is played by John Forbes-Robertson (though the actor's voice is dubbed by David de Keyser).
Relevant evidence: No