Libby
Murray the mugger
Babers
Music Teacher
Porter
Officer Danziger
Doctor at Union Meeting
Humphries
Frank Crump
Amos Bush
Leach
The Farmer
Doc Prittle
William Martin
J.D.
Dean Pollard
Congressman Balljoy
Undertaker Lambert
Alan Ronston
Police Chief Henry J. Thatcher
The Hannibal Prosecutor
Benson
Nick Fortune
Shusette
Frank, the Prison Warden
Mr. Duffy, Foreman
Mr. Miller
Mr. Marty Zellner
Dr. Carter
Dr. DeMarco
Commander Oliver Krebs
Richard Bannister
Bo
Deputy Wally Blodgett
Pharmacist
Prescott
Man on Bus
Dr. Picker
Mr. Fergus
Judge Allen
Feeney
Bailiff
Brother Virgil
Charlie Haggers
Principal Zand
Ellis Holgate
Bobo
Col. Whiteman
Lester Worley
Dr. Ivan Peretsky
Delvin
Jim Antrobus
Waldo Linden
Larry Grundy
Grundy
Rupert
Store Manager
George Ammons
NIH Doctor
Charles Jackson
Detective Williams
Francis
Tolkin
Marty
Collins
Mr. Denton
Lance
John Ehrlichman
Klim Dokachin
Landini
Ben Drootin
GI Meteorologist Galileo Barton (uncredited)
Dr. Kaufman
Newton Green
Henry Guernsey
Gil
Hank Cosgrove
Principal Dyrenforth
Self