Michael McKean
Phil Dreyer
Candace Hutson
Holly Dreyer
Kurt Christopher Kinder
Neil Dreyer
Leonard Termo
George / Exterminator
Peter Henry Schroeder
Dr. Spencer
Bob Neill
Tom's Father (voice)
Carole King
Tom's Mother (voice)
Jake Busey
Teenage Tom (voice)
Ryan Sheridan
Child Tom (voice)
Rebekka Armstrong
Attractive Woman
Michael Childers
Party Guest