Question: When is the director of film 1941 (Film) 's birthday?
Sentence (from "1941 (film)"): 1941 is a 1979 American period war action comedy film directed by Steven Spielberg, written by Robert Zemeckis and Bob Gale, and featuring an ensemble cast including Dan Aykroyd, Ned Beatty, John Belushi, John Candy, Christopher Lee, Tim Matheson, Toshiro Mifune, and Robert Stack.
Relevant evidence: Yes