Medfield College science major Dexter Riley and his classmates have been working on a new vitamin compound when a lab accident creates a supercharged mix that ends up in Dexter's cereal box, giving him superhuman strength. The powerful formula comes to the attention of the college dean and two rival cereal companies, touching off a hilarious chain of events.
Kurt Russell
as Dexter Riley
Joe Flynn
as Dean Higgins
Eve Arden
as Harriet
Cesar Romero
as A.J. Arno
Phil Silvers
as Krinkle
Dick Van Patten
as Harry
Harold Gould
as Dietz
Michael McGreevey
as Schuyler
Richard Bakalyan
as Cookie
William Schallert
as Prof. Quigley
Benson Fong
as Ah Fong
James Gregory
as Chief Blair
