23 September 2005 - Alan beat out Morgan Fairchild and Robert Conrad to become the new President of the Screen Actors Guild.
Appeared with his wife Marg Helgenberger in the "CSI: Crime Scene Investigation" (2000) episode "Weeping Willows". According to Helgenberger in the DVD commentary, he was uncomfortable treating her the way he does, even though it was just a fictional encounter.
Cousin of Donald Fagen
During the "radical" 1960s, Alan became a member of the Black Panthers and was an active protester of the Vietnam War.
Father was a swing-era musician.
Has a son named Hugh.
He was the New York State backgammon champ in 1982.
His character, divorce lawyer Eli Levinson in the 1991-1993 courtroom series "Civil Wars" (1991), was so popular that it was repeated on "L.A. Law" (1986) for the 1993-94 season. Rosenberg had already appeared in two episodes as lawyer William Willis in 1989-90.
Made his Broadway debut in "Lost in Yonkers."
Met second wife actress Marg Helgenberger while both were appearing in the daytime soap "Ryan's Hope" (1975) in 1984. Alan was married at the time to actress Robin Bartlett. They hooked up again by accident at a Los Angeles bank two years later (Alan was then divorced) and married in 1989. They have one son and have appeared in several projects together, including the Lifetime TV-movie Giving Up the Ghost (1998) (TV).
Played both sinners and saints: from gangster Frank Nitti in a TV biopic of Al Capone to the Apostle Thomas in the controversial film The Last Temptation of Christ (1988).
Younger brother of producer Mark Rosenberg, who died of a heart attack in 1992 at the age of 44.