John C. Reilly
— Pat
William Fichtner
— Jerry
Kelly McGillis
— Fake Barbara / Ellie
David Rasche
— Denny
Dan Castellaneta
— Neal
Bill Bolender
— Shamansky
Steve Tyler
— Costar
Stuart Pankin
— Insurance Agent
Monica Staggs
— Real Barbara
Sharon Brathwaite
— Receptionist
Carol Mansell
— Bookstore Cashier
Jonathan McMurtry
— Dr. Van Buren
Joseph K. Steilen
— Supportive Friend #1
Nathaniel Steilen
— Supportive Friend #2
Richard L. Schnakenberg
— Limo Driver