
Stephen Holstrom (voice) (8 episodes)

Pere La Chaise

Secretary Ross

Peter Cromwell (1 episode)

Secretary of State Thaddeus Ross

Bob Partridge (10 episodes)

Secretary of State Thaddeus Ross

Ernie Found

Donald Cooperman (14 episodes)

Secretary of State Thaddeus Ross

Jeremiah Mahoney

Dr. George Millican (8 episodes)

Julian Rigby

Julian Rigby

Isaac Penn

Frank Hamer (2 episodes)

Jeb Stryder

Richard Feynman

Henry Paulson

Warren Mills

Thaddeus 'Thunderbolt' Ross (archive footage)

Captain Ahab (4 episodes)

William Marshal

Brett Hanson

György Thurzó

Professor Will Esterhuyse

Daniel Purcell (13 episodes)

General 'Thunderbolt' Ross

President Ashton

Mayor Schneer

Walt McCandless

Marshall

John Davis

Philip Allen

Simon Messerman

David

Stan

Richie Cusack

Dr. Peter Reed

General Mortimer

Professor Waldman (2 episodes)

Edward Walker

Alan Osborne

Robert P. Hanssen

Angus Tuck

Dr. Taber (1 episode)

Doyle's Sponsor

Edward

Prof. Hobby

Varian Fry

Turner Knight

Turner Knight (1 episode)

David R. Whitman

Duke Leto Atreides (3 episodes)

Jairus (voice)

Walter Richmond

Andor Knorr

Greg Harrison

William Blake Pellarin

George Gulden

Prof. John Robinson

Arthur Barret

Inspector Frank Bumstead

K.D. Dietrickson

Frank Quinlan

The stranger

Henry Harriston

Rochester

Paul Benjamin

Graham Holt

Tommy Vesey

Doctor Bernard Rieux

Narrator (voice)

Sam Farber, alias Trevor McPhee

Doug Tate

Steve Mills (voice)

Harlan James

Self - Cameo (uncredited) (1 episode)

Macon Leary

Martin Larraneta

Tom Grunick

James Leeds

Luis Molina

Self - Presenter (3 episodes)
Self - Nominee/Presenter (1 episode)

Arkady Renko

Nick Carlton

Jay Follet

Ned Racine

Daryll Deever

Professor Eddie Jessup

Walter
















