(1 episode)

Aaron Cross (6 episodes)

Owen Devereaux (3 episodes)

Self (archive Footage)

Joseph Anders (86 episodes)

The Vicar (voice)

President Morse (1 episode)

Trevor Lloyd (1 episode)

Martin Toohey (6 episodes)

Richard Margolin (1 episode)

Frank (6 episodes)

John Ellis

Father John

General Rysen (21 episodes)

Councilman Rockwell

Alfred (1 episode)

Emmet (8 episodes)

Emperor Dorian

Sid (voice) (1 episode)

Priest (voice)

Detective Isaksson

King George / Albert Spencer (9 episodes)

Ulrich Kohl (1 episode)

Bill

General Slate

Monsignor Chamberlain

Lloyd Alan Philips Jr. (1 episode)

Dr. Sanders

Jacoby

Ken Bocklage (1 episode)

Self (1 episode)

Joshua Koehler (1 episode)

John

Alan Dale (6 episodes)

Australian Ambassador (1 episode)

John Ellis (5 episodes)

General Bob Ross

Copley (1 episode)

Bradford Meade (33 episodes)

Charles Widmore (15 episodes)

(3 episodes)

Security Chief

Kelly's Dad

Self - The O.C. (1 episode)

Carl Logan (1 episode)

George

Tom Morrow (14 episodes)

Dubay (1 episode)

Caleb Nichol (38 episodes)

Commander Preston

Tom Morrow (2 episodes)

Vice President Jim Prescott (8 episodes)

Richard Knowles

Praetor Hiren

Judge Robert Brenford (2 episodes)

Captain Andrews (1 episode)

Mitch Bryce (2 episodes)

Toothpick Man (3 episodes)

(1 episode)

Al Patterson (3 episodes)

Uncle Joe

Phelan (1 episode)

Daly

Eichhorn, Explorer Dolphin

(1 episode)

Colonial Governor Borman (1 episode)

Richard Issacs (2 episodes)

Evans

Jim Robinson (2070 episodes)

(56 episodes)

John Forrest (1 episode)