Fred Savage Kevin Arnold Actor Jason Hervey Wayne Arnold Actor Olivia d'Abo Karen Arnold Actor Dan Lauria Jack Arnold Actor Alley Mills Norma Arnold Actor Danica McKellar Gwendolyn "Winnie" Cooper Actor Josh Saviano Paul Pfeiffer Actor Julie Condra Madeline Adams Guest Star Brandon Crane Doug Porter Guest Star Michael Tricario Randy Mitchell Guest Star Art Hoffman Roger Guest Star Aaron Lohr Sean Guest Star Robin Lynn Heath Tina Guest Star Keira Montell Marsha Guest Star Ben Stein Mr. Cantwell Guest Star David Chambers Writer Andy Tennant Director