Full cast of Superboy
Ilan Mitchell-Smith
Andy McAlister
27 episodes
John Newton
Superboy / Clark Kent
26 episodes
Jim Calvert
T.J. White
26 episodes
Sherman Howard
Lex Luthor
17 episodes
Tracy Roberts
Darla
12 episodes
Salome Jens
Martha Kent
8 episodes
George Chakiris
Professor Peterson
8 episodes
Douglas Barry Meyers
Bizarro
8 episodes
Michael Callan
John Corben/Metallo
7 episodes
Roger Pretto
Harris
7 episodes
Kurt Smildsin
4 episodes
Edgar Allan Poe IV
3 episodes
George Lazenby
Jor-El
2 episodes
Brett Rice
2 episodes
Dennis Neal
2 episodes
Michael Des Barres
2 episodes
Jennifer Hawkins
2 episodes
Paul McCrane
2 episodes
Christine Moore
Princess Neila
2 episodes
Jesse Stone
Eddie
2 episodes
Paul Cohn
Oswald
2 episodes
Antoni Corone
1 episode
John Matuszak
1 episode
Abe Vigoda
1 episode
David Marciano
1 episode
Andreas Wisniewski
1 episode
Kaye Stevens
1 episode
Fred Ornstein
1 episode
Conrad Goode
1 episode
Richard Kiel
1 episode
Danny Dyer
1 episode
Paul Coufos
1 episode
Paula Marshall
1 episode
Juice Newton
1 episode
Peter Palmer
1 episode
Ralph Wilcox
1 episode
Mike Pniewski
1 episode
Jacob Witkin
1 episode
Gregg Allman
1 episode
Patrick Cupo
Charlie Carmichael
1 episode
Jay Underwood
Mike Walker (Kryptonite Kid)
1 episode
Lloyd Bochner
1 episode
Michael J. Pollard
1 episode
Robert Winston
1 episode
Ric Reitz
1 episode
Michael Edwards
Officer
1 episode
Edan Gross
Young Clark
1 episode
Sharen Camille
Babe
1 episode
Alonna Shaw
Jennifer Jenkins
1 episode
Betsy Russell
Serene
1 episode
Richard Marcus
Max Von Norman
1 episode
Carl Compean
Man
1 episode
Sonya Matfox
Staffer #1
1 episode
Donald Fergusson
Bennett
1 episode
Carla Kneeland
Ingenue
1 episode
Steve Howard
Guard
1 episode
Larry Francer
Felix
1 episode
Michael Manno
Leo
1 episode
Jordon Williams
Joseph Flynn
1 episode
Jim Cordes
Lou Lloyd
1 episode
Rob Richards
Dick
1 episode