Deep Throat
Voice
Father Malone
Lieutenant Briggs
Lou Mannheim
O'Dell
Congressman Doyle
Ronald "Ron" Franz
Narrator
Cmdr. Joseph Rochefort
Man at the Table (uncredited)
Dr. James Kelloway
Amphitryon (voice)
Benjamin Caulfield
Abner Meecham
Alan
Doctor Evans
Hamilton "Ham" Johnson
Sen. Johnny Fergus
Oliver Lambert
Senator Rupert Hornbeck
Isaac Green
Hec
Dr. Warren G. Watkins
Gen. George Marshall
Sheriff Rogers
Papa
Joe
Henry Northrup (segment "The Crate")
Chancellor Graham
Harry
Dr. Franklin Hill
Mark Twain (Samuel Langhorne Clemens)
Tom Walker
Preston Blair
Arthur Jacobs
Old Jacob
Archbishop Mosely
Jim MacVey
John Webster
Paul Steward
David Hoffman
Boyd Callahan
President Adam Scott
Smitty
Self - Narrator (voice)
Self (archive footage)
Doug Salter
Harold L. Ickes
Self (uncredited)
Lloyd Flanders
Frank Yates
Ak - Master Woodsman of the World (voice)
Stage manager
Bud Johansen
Judge Harden
Self
Wild Bill McKenzie
Larry Hackett
William McKenzie
Arthur Sinclair
Capt. Lloyd Bucher
Jim Coltrane
Himself - Host
Mayday (voice)
'Mr. Pappy'
Admiral Henshaw
Gus Leroy
Cameron
J.R. Swackhammer
Jim Smith
Joseph Bundy
President Maxwell Monroe
Grandpa Grier
Whizzer
Cmdr. Jeremiah A. Denton
Harlan Webb
Tom Wingfield
The Professor
Self - Host
Dr. Beardsley
Uncle Ren Corvin
Matthew Sand
Cranston (voice)
Reinhold Niebuhr (voice)
Sam Nash
Mitch Collins
Self - Actor
Narrator (voice)
The Elder (voice)
Alexander Miller
Adm. Kelso
Hays Stowe
Host
Man on the Beach
Evan Evans
Albie Duncan
Reese Watson
Edward Shanowski
Christopher Simes
Mickey Stokes
Walter Perkins
Judge Richard Lloyd
Senator Hays Stowe
John Adams
Justice Oliver Harbison
Abraham Lincoln
Nate Madock
Portius Wheeler - The Solitary
self
Rutherford Gaines
Pete
Self - Guest
Calvin Sledge
John Adrian
Gen. Charles Hedges
John Schwinn
Mr. Humphries
James Dempsey (voice)
James Dempsey
Leonard Patterson
Lewis Clatch
Jonas Coe
Dr. Arvin Wayne
Benjamin Franklin (voice)
Self - Presenter
Red Hudmore
Jim Templeton
Dr. Andrew McKay