Danny DeVito Bobby Ciaro Director, Actor, Producer Jack Nicholson James R. "Jimmy" Hoffa Actor Armand Assante Carol D'Allesandro Actor J.T. Walsh Frank Fitzsimmons Actor John C. Reilly Pete Connelly Actor Frank Whaley Young Kid Actor Kevin Anderson Robert Kennedy Actor John P. Ryan Red Bennett Actor Robert Prosky Billy Flynn Actor Natalia Nogulich Jo Hoffa Actor Nicholas Pryor Hoffa's Attorney Actor Paul Guilfoyle Ted Harmon Actor Karen Young Young Woman at RTA Actor Cliff Gorman Solly Stein Actor Edward R. Pressman Producer Caldecot Chubb Producer David Mamet Writer Joseph Isgro Executive Producer Stephen H. Burum Cinematographer Lynzee Klingman Film Editing Ronald Roose Film Editing David Newman Original Music Ida Random Production Design Gary Wissner Art Director Brian Savegar Set Decoration Deborah Lynn Scott Costume Design David Rubin Casting Debra Zane Casting