An HBO Films biopic has just added another to its cast. According to The Hollywood Reporter, Danny Huston has joined the cast of You Don't Know Jack, a biopic of controversial Dr. Jack Kevorkian.

Huston will join the cast that already includes Al Pacino, Susan Sarandon and John Goodman. Huston will portray Geoffrey Fieger, Kevorkian's lawyer.

Barry Levinson is directing the film and no production schedule was given at this time.