Robert Downey Sr. Director, Screenwriter Robert Downey Jr. Reed Richmond Actor Eric Idle Sonny Actor Andrea Martin Bitsy Actor Jim Haynie Father Kelly Actor Laura Ernst Susan Actor, Screenwriter Leo Rossi George Actor Ralph Macchio Frank, Jr. Actor Howard Duff O.M. Actor Jennifer Rubin Gracia Actor Lara Harris Sister Ursula Actor James Hong Frank, Sr. Actor Melissa Jenkins Actor Al Schwartz Screenwriter Lisa M. Hansen Producer Paul Hertzberg Executive Producer Al Schwartz Executive Producer Seymour Morgenstern Executive Producer Robert Yeoman Cinematographer Joe D'Augustine Film Editing David Robbins Original Music Shawn Hausman Production Design Jeff Cazanov Set Decoration Dennis Bansmer Costume Design