Mother was an actress using the name Carolyn Stellar.

Dated actress Nicollette Sheridan from 1979-1985.

Was sued by former friend for an 1979 accident in which Leif was driving and car left the road and plunged 80 ft. down a hillside. Friend was paralyzed, judgment of $7.1 million. (The two were reunited 20 years later, as part of a TV program about Garrett's life and career, and Garrett learned that his friend, whom he hadn't seen since that day, had long forgiven him - and that Garrett's actions following the accident had actually saved his life.)

Dated actress Justine Bateman in the late '80s/early '90s.

Son of Rick Nervick, and Carolyn Stellar.

Ranked #13 in TV Guide's list of "TV's 25 Greatest Teen Idols" (23 January 2005 issue).

Sister is actress Dawn Lyn