Answer
In "The Godfather Part II," James Caan reprised his role as Sonny Corleone, the hot-headed and impulsive eldest son of Vito Corleone. Despite Sonny's tragic demise in the first film, Caan's return was made possible through the use of flashbacks that delve into the Corleone family's past and explore the events leading up to the rise of Michael as the new Don.