Tate Donovan

as Monroe

as Dad

as Stanley Clotfelter

as John Hammond

as Lee Quinn

as Dr. Mitchell

as Travis Stoller

as Doug Weston

as Carter Locke

as Dr. Conway

as George

as Craig

as H.R. Haldeman

as Hockey Coach

as Bob Anders

as Carson Drew

as Russ Turner

as Jesse Zousmer

as Howard Plummer

as Hercules / Additional Voices (voice)

as Kyle Neil

as Hercules (voice)

as Paul Matthews

as Luke Sinclair

as Donald Towle

as Kevin

as Bob

as Brian Sanders

as Mark Boudreau

as Hercules (voice)