Question: What is the date of death of the director of film Bulldog Drummond At Bay (1947 Film)?
Sentence (from "Bulldog Drummond at Bay (1947 film)"): Bulldog Drummond at Bay is a 1947 American thriller film directed by Sidney Salkow and starring Ron Randell for the first time as the British sleuth and adventurer Bulldog Drummond.
Relevant evidence: Yes