Don Wilson
Sparring Partner
Joan Cusack
Constance Dobler
Richard Portnow
Agent Stewart
Philip Baker Hall
IRS Boss
Glenn Walker Harris Jr.
Jason Dobler
Jerry Ziesmer
U.S. Attorney
John Hillner
Court's Attorney
Dan Castellaneta
Diane's Teacher (uncredited)
Lois Chiles
Diane's Mother (uncredited)
Nicholas Kallsen
Nose-setter