Peter Fonda is in talks to join Nicolas Cage in "Ghost Rider," according to the Hollywood Reporter. He will play the role of Mephistopheles, the ruler of the underworld and with whom Cage's character, Johnny Blaze, will bargain his soul. The movie is based on a Marvel comic book series about a motorcycle stuntman who makes a pact with the devil to be his vengeful agent in order to save the woman he loves. Donal Logue has also joined the cast, playing Blaze's chief mechanic. Mark Steven Johnson ("Elektra" is directing.