Question: What British actor, producer, and socialite, who lived in the United States throughout his adult life starred in a 1948 American musical film starring Judy Garland?
Sentence (from "Peter Lawford"): Peter Sydney Ernest Lawford (born Peter Sydney Ernest Aylen; 7 September 1923 – 24 December 1984) was a British actor, producer, and socialite, who lived in the United States throughout his adult life.
Relevant evidence: Yes