Keith Gridley
Philip Waller
Mrs. Gridley
Mimi Kennedy
The Maid
Heidi Kozak
Frank Gridley
Thom Sharp
Guest with Dog
John Byner
Matt
Ray Walston
Kindergarten Teacher
Mary Jo Catlett
Ralph (voice)
Evan Richards
Ralph's Mother (voice)
Zelda Rubinstein
Uncle Lester (voice)
Billy Barty
Susie (voice)
Keri Houlihan
Novel
Beverly Cleary
Director
Ron Underwood
Animation
John Matthews
Director of Photography
Virgil L. Harper
Original Music Composer
David Mansfield
Screenplay
Terrence McDonnell
Jim Carlson