as Businessman in Car
as Father ('Double Trouble')
as Arnie
as Hotel Bar Patron
as Jack
as Ross Turner
as Self
as Fred
as Director
as Charles Benson, School Principal
as Johnny "Johnikins" Green
as George
as Doc Bender
as Gladstone (Widdicombe's assistant)
as Doc Gramm
as Leslie Murdock
as Raymond Denmore, Jr.
as Bowman
as Frank Donaldsonn
as Dr. Pierce
as Ronald Stevens
as Dewey Koons
as Ivan Bock
as Harvey
as Lawrence
as Halley
as Fred McCarren
as Albert
as Miles Hatcher
as Jason O'Connell
as Dr. Yambert
as Fred McConnell
as Judge Graham Thornbury
as Byron Horner
as Roman Lear
as Mr. Kendall
as Marty
as Announcer
as Chad Foster
as Ben Gracie
as Borden Crane
as Victor
as Penn Hudson
as Tommy
as Richard
as Sprad
as Maxwell Donahue / Atomic Man
as Judge Clarence Franklin
as D. A. Lynn
as Dr. David Atkins
as Dave Breen
as C.J. Barabbas
as Prosecuting Attorney
as Peter's Lawyer
as Homer
as Sticks
as Charles W. Wells
as Video Technician
as Palindrome
as German Captain