Eric McCormack
— Mark
Rafer Weigel
— Robert
Audie England
— Claire
William Shatner
— Bill
Phil LaMarr
— Eric
Thomas Hobson
— Richard
Jennifer Sommerfeld
— Tricia
Jonathan Slavin
— Dan
Patrick Van Horn
— Sean
Lori Lively
— Leila
Holly Gagnier
— Laura Hafermann
Deborah Van Valkenburgh
— Marlena
Daniel Schweiger
— Schweiger
Carl Bressler
— Mort Berg
Joey D. Vieira
— Hal Pittman
Spencer Klein
— Young Robert
Ellie Cornell
— Suzanne Crawford
Diana Cignoni
— Illa
David Starzyk
— Brian
Amanda Ingber
— Munchkin Beth
Phyllis Franklin
— Ticket Taker
Ethan Glazer
— Young Mark
Stacy Rosman
— Beach Babe Bimbo
Brandon Kleyla
— Young Kevin
Marilyn Kentz
— Gail - Mark's Mom
Dick Burnett
— Dick the Bartender
Mickey Cassidy
— Bully
Tricia Cruz
— Mexican Waitress (as Letricia Cruz)
Annika Brindley
— Astrid
Michael Altman
— Eden Waiter