Hal Holbrook

as Self

as Reinhold Niebuhr (voice)

as Whizzer

as Mayday (voice)

as Self

as Self

as Judge Harden

as Rutherford Gaines(1 ep)

as Dr. Arvin Wayne(1 ep)

as Preston Blair

as Frank Yates

as Old Jacob

as Hec

as James Dempsey(9 eps)

as James Dempsey (voice)(1 ep)

as Leonard Patterson(1 ep)

as Harry Pleasant

as Abner Meecham

as Papa

as Nate Madock(5 eps)

as Self

as Self

as Self

as Self

as Ronald "Ron" Franz

as Self - Narrator (voice)

as Self - Narrator (voice)

as Red Hudmore(1 ep)

as Host(11 eps)

as Lewis Clatch(1 ep)

as Narrator

as Edward Shanowski(1 ep)

as Mickey Stokes(1 ep)

as The Professor

as Arthur Jacobs

as Jim Templeton(2 eps)

as Narrator (voice)

as Tom Walker

as Self (uncredited)

as self(2 eps)

as Congressman Doyle

as Self - Actor

as Narrator

as Harold L. Ickes

as Harold L. Ickes(2 eps)

as Benjamin Franklin (voice)(4 eps)

as Ak - Master Woodsman of the World (voice)

as 'Mr. Pappy'

as Isaac Green

as Narrator

as O'Dell

as Albie Duncan(2 eps)

as Judge Richard Lloyd(1 ep)

as Smitty

as Narrator

as John Schwinn(1 ep)

as Mr. Humphries(1 ep)

as Boyd Callahan

as Senator Rupert Hornbeck

as Lloyd Flanders

as Man on the Beach

as Dr. Franklin Hill

as Alexander Miller

as Pete(2 eps)

as Narrator (voice)(2 eps)

as Sheriff Rogers

as Uncle Ren Corvin

as Narrator

as Amphitryon (voice)

as Cranston (voice)

as Admiral Henshaw

as Voice

as Doctor Evans

as Bob Hennis

as Narrator

as Adm. Kelso

as Wild Bill McKenzie

as Justice Oliver Harbison(2 eps)

as Wild Bill McKenzie

as Walter Perkins(2 eps)

as William McKenzie

as Oliver Lambert

as Jim Smith

as Narrator (voice)

as Evan Evans(100 eps)

as Dr. Beardsley

as Jim Coltrane

as Gen. George Marshall

as Hamilton "Ham" Johnson

as Joseph Bundy

as Jonas Coe(4 eps)

as Narrator (voice)(1 ep)

as Archbishop Mosely

as Dr. Andrew McKay(2 eps)

as Self

as Lou Mannheim

as Sam Nash

as Self (uncredited)

as Reese Watson(7 eps)

as Gen. Charles Hedges(2 eps)

as President Maxwell Monroe

as Abraham Lincoln(10 eps)

as Grandpa Grier

as John Adams(3 eps)

as Calvin Sledge(3 eps)

as Host

as Benjamin Caulfield

as Narrator (voice)

as Henry Northrup (segment "The Crate")

as Jim MacVey

as John Webster

as President Adam Scott

as Bud Johansen

as Father Malone

as Paul Steward

as Cmdr. Jeremiah A. Denton

as J.R. Swackhammer

as Arthur Sinclair

as Self - Host

as Portius Wheeler - The Solitary(3 eps)

as Dr. James Kelloway

as Alan

as Harry

as Stage manager

as Cmdr. Joseph Rochefort

as Deep Throat

as Self - Host

as Self (uncredited)(1 ep)

as Joe

as Self(1 ep)

as Abraham Lincoln(6 eps)

as Lieutenant Briggs

as Self

as Elder (voice)

as Capt. Lloyd Bucher

as Narrator

as Dr. Warren G. Watkins

as Doug Salter

as Narrator(1 ep)

as Harlan Webb

as Larry Hackett

as Matthew Sand

as Self - Host(2 eps)

as Mitch Collins

as Cameron

as Senator Hays Stowe(8 eps)

as David Hoffman

as Hays Stowe

as Chancellor Graham

as Man at the Table (uncredited)

as John Adrian(1 ep)

as Self - Guest(1 ep)

as Senator Fergus

as Mark Twain (Samuel Langhorne Clemens)

as her son

as Tom Wingfield(1 ep)

as Gus Leroy

as Christopher Simes(1 ep)

as Self(2 eps)

as Self(5 eps)

as Self(1 ep)

as Self(1 ep)

as Self - Presenter(3 eps)

as Mitch Collins(2 eps)

as Self(1 ep)

as Self(1 ep)