Eddie Deezen as Menlo Schwartzer

Linda Kerridge as Sparkle / Florinda Budnick

Terry Kiser as Mr. O'Finley

Eric Stoltz as Chuck

Jeffrey Rogers as Bob

Lyle Waggoner as Chief Boyardee

Lucinda Dooling as Lindy Sue

Peter Isacksen as Beaker

Corinne Bohrer as Cindy Lou

Morgan Paull as Chuck's Dad

Ruth Buzzi as Chuck's Mom

Cleavon Little as Daddy O

Carol Wayne as Mrs. O'Finley

Biff Manard as Bob's Father

Tom Villard as Jocko O'Finley

Lucy Lee Flippin as Mrs. Big Head

Brinke Stevens as Student Fan (uncredited)

Joy Michael as Hot Potato #1

Britt Helfer as Hot Potato #2

Ralph Seymour as Becker

Ron Palillo as Deputy Underwear

Dick Dale as Himself

Fred Asparagus as Fat Boy #1