Warren Foster (1 episode)

Arthur Sledge (3 episodes)

Stanley Birch (1 episode)

Dr Pinfield-Smith

Emmett Schaab (1 episode)

Dr. Lyon

Peter Hudson (1 episode)

Dick Blackworth

Eric Wellman

OsCorp Department Head

Carson Huxley (1 episode)

Ray Curston (1 episode)

Dr. Theo Lawton (1 episode)

Ryan

Lindsay Dunne (2 episodes)

David Shea (8 episodes)

(3 episodes)

Thomas Jefferson (1 episode)

Dr. Charles Blanchard (1 episode)

Phillip (1 episode)

Bernard Cove (1 episode)

Mr. Marvelous (2 episodes)

General Charles Cornwallis (6 episodes)

Simon (1 episode)

Maxwell Perkins

David Marston

John Winslow

Nigel Treadwell (3 episodes)

Chef Maurice (1 episode)

(1 episode)

Nigel

Alan

Chuck

Curator

Brian

Richard Cross (1 episode)

Walter Hartright (5 episodes)

Henry Stallard

Ferguson

Ralph Rawlinson

Peter (1 episode)

Peter

Lieutenant Ford (1 episode)