Graham Jarvis

as Bobo

as Hank Cosgrove

as Charles Jackson

as Marty

as Henry Guernsey

as Principal Zand

as Pharmacist

as The Farmer

as Francis

as Mr. Duffy, Foreman

as Mr. Galan, Emission Storyteller

as NIH Doctor

as Dr. Kaufman

as Mr. Fergus

as Delvin

as Libby

as The Hannibal Prosecutor

as Oscar Semjonovich

as Mr. Simon

as Mr. Martin

as Judge Allen

as Officer Danziger

as Grundy

as Gil

as Mr. Marty Zellner

as Newton Green

as Klim Dokachin

as Lance

as Congressman Balljoy

as Dr. Ivan Peretsky

as Dr. DeMarco

as Frank Crump

as Prescott

as Mr. Miller

as Lester Worley

as Ellis Holgate

as Deputy Wally Blodgett

as Commander Oliver Krebs

as Doctor at Union Meeting

as Babers

as Feeney

as Humphries

as Leach

as Principal Dyrenforth

as Porter

as Dean Pollard

as Nick Fortune

as Brother Virgil

as J.D.

as George Ammons

as Ben Drootin

as David Stinton

as Shusette

as John Ehrlichman

as Undertaker Lambert

as Waldo Linden

as Charlie Haggers

as Basil Monk

as Collins

as Benson

as Alan Ronston

as Richard Bannister

as Col. Whiteman

as Dr. Bickwell

as Tolkin

as Reverend Walnwright

as Bailiff

as Frank, the Prison Warden

as Will Barker

as William Martin

as Bo

as Amos Bush

as Larry Grundy

as Doc Prittle

as Jim Antrobus

as Police Chief Henry J. Thatcher

as Dr. Picker

as Murray the mugger

as Dr. Carter

as Music Teacher

as Man on Bus

as Self

as Store Manager

as Mr. Denton

as Galileo Barton (uncredited)

as Rupert

as Detective Williams

as Landini