<Li> Santino "Sonny" Corleone--Eldest brother, underboss to Vito, played by James Caan in The Godfather Part 1, and by Roman Coppola in flashback scenes from Part II </Li> <Li> Constanzia "Connie" Corleone--Sister, played by Talia Shire </Li> <Li> Frederico "Fredo" Corleone--Elder brother, underboss to Michael; played by John Cazale </Li> <Li> Apollonia Vitelli - Corleone--First wife, played by Simonetta Stefanelli </Li>

Who does michael kill at the end of the godfather