Conversation so far:
What is Maverick?
1973 found Nilsson back in California, and when John Lennon moved there during his separation from Yoko Ono, the two musicians rekindled their earlier friendship.
Where was Nilsson during the time he rekindled his earlier relation with John Lennon?
1973 found Nilsson back in California, and when John Lennon moved there during his separation from Yoko Ono, the two musicians rekindled their earlier friendship.
Did Nilsson record anything good during his time with John Lennon as his producer?
Their time together in California became known much more for heavy drinking than it did for musical collaboration.
Was Harry Nilsson collaborating with anyone during his time in Los Angeles?
1973 found Nilsson back in California, and when John Lennon moved there during his separation from Yoko Ono, the two musicians rekindled their earlier friendship.

Question: Was he in any movies during this time?
Self-contained rewrite: Was Harry Nilsson in any movies during the time he recorded with John Lennon?