Dr. Thomas Mason (1 episode)
Dr. Jack (2 episodes)
Grant Cutter (uncredited) (1 episode)
Anders (1 episode)
Sam Snood the Science Dude (voice) (1 episode)
Bryan MacKenzie
Walter Mills (2 episodes)
Woody Anderson
Superman (voice)
Dr. Al Pollack (4 episodes)
Bark (voice)
Addison Rickford
Ed Smart
Bark (voice)
Julian (1 episode)
Bark (voice)
Narrator (voice)
Steve Trevor (voice)
Steve Trevor (voice)
Patrick
Thomas Reynolds
Martin Taylor
Jason March
Superman / Clark Kent / Robot (voice)
Charlie (69 episodes)
Andy Beast (voice)
Dr. Sandler
Kal-El / Clark Kent / Superman (voice)
Arthur Haskell (1 episode)
John Baird
Dr. Cliff Edmunds (1 episode)
Dr. Curtis Ryerson (1 episode)
Director
Writer
Dr. Brian Reynolds (1 episode)
Harold
Howard Peterson (1 episode)
Neal Morris
Alex Sheridan (1 episode)
Stephen Baleman (1 episode)
Roger Gardner (1 episode)
Stan Mercer (1 episode)
Man in Black / Guido / Man / Youth 3 (voice)
Frank (voice) (1 episode)
Kevin Weaver (1 episode)
President Glen Tomarchio (1 episode)
Henry Mitchell
Superman (voice) (4 episodes)
Polygamist Group Member (1 episode)
Frank / PVS Host
Thomas O'Bannon (1 episode)
Brendan McCrary (1 episode)
Bill Huxley (1979) (1 episode)
Father Lyle Dey
Ross Garner (1 episode)
Matt Monroe (1 episode)
Dr. Nick Townsend
Dr. Allen Konigsberg (1 episode)
Superman (voice) (39 episodes)
Superman (voice)
Todd Coombs (1 episode)
Superman / Clark Kent (voice) (1 episode)
Owen Frank (21 episodes)
Jimmy Adams
Superman (voice)
Superman (voice) (50 episodes)
Robert 'Ditto' Roberts III (22 episodes)
Christian Nelson
Ian Wickham
Scott Frank (6 episodes)
Michael Burns (1 episode)
Michael Burns (1 episode)
Ryan Unger (1 episode)
Tommy Horton
Jordan
Theodore Rex (voice)
Bryan MacKenzie
Mike Hansen (18 episodes)
Phillip Tyler
Bennett Robinson
Wedge
Dr. Thomas Mason
Patrick Highsmith
Bryan MacKenzie
Ren (voice) (21 episodes)
Detective Robert McKay
Everett Rutledge (8 episodes)
Travis Rogers
Uptown
Siegenthaler
Dan Lynch
Bart/Matt
Payne McIlroy (4 episodes)
