Phineas Gold (2 episodes)

Bobby Kirkland

Harold

Commander Joseph Rochefort

Steve Perry (1 episode)

Hans

Robert Childan (34 episodes)

Dr. Sam Abrams (37 episodes)

Congressman Larry Ames (1 episode)

Horst

Edward Biben (8 episodes)

Kevin Elspeth (1 episode)

Dr. Nikolaus Vogel (1 episode)

Tom - Detective (1 episode)

Robert Hortense (1 episode)

US Attorney (1 episode)

Mr. Lavage

Rich (9 episodes)

Nicholas Donnelly (9 episodes)

Greg Raymond

Hailey Preston (1 episode)

Larry Bukheim

Andrew

Miles Foster (2 episodes)

Arthur Phillips (1 episode)

Mr. Smith (1 episode)

Robert Treat Paine (2 episodes)

(1 episode)

Jerry Rivers (1 episode)

Merrill (1 episode)

Bob Goodrich

Mr. Hoyt (1 episode)

Technician (1 episode)

Defense Attorney Brendan Walsh (2 episodes)