Harry Anderson

as Self (archive footage)

as Professor Kaman

as Self - Host

as Harry Anderson

as Self

as Elwood P. Dowd

as Narrator

as Jack Fable

as Elwood P. Dowd

as Self

as Dave Barry

as Dr. Fat Head Mensa

as Dr. Gates

as Dave Barry (uncredited)

as Richie Tozier

as Ronny Ray Rasmussen

as Host

as Peter Piper

as Self

as Jim Korman

as Professor Henry Crawford

as Self

as Henry Crawford

as Freddie

as Billy Ridenhour

as Self

as Harry Anderson (uncredited)

as Self

as Self

as Self

as Host

as Self

as Self

as Leon

as Harry T. Stone

as Harry the Hat

as Harry Masters

as Self

as Self

as Various

as Self - Host

as Self

as Self - Special Guest

as Self