Menasor
Transformers (1984)
Chairman
The Critical List (1978)
L'Incroyable Hulk (1977)
L'Âge de cristal (1977)
The All-New Super Friends Hour (1977)
The Hardy Boys / Nancy Drew Mysteries (1977)
Quincy (1976)
Judge
Dr. Lassiter
Le Riche et le pauvre (Livre II : Les Héritiers) (1976)
(voice)
The Scooby-Doo/Dynomutt Hour (1976)
Super Jaimie (1976)
Professor Eidleman
Wonder Woman (1975)
Dr. Dane Cranston
Switch (1975)
Dossiers Brûlants (1974)
Dr. Evan Stuart (as Regis J. Cordic)
200 dollars plus les frais (1974)
The Manhunter (1974)
Host
L'homme qui valait trois milliards (1974)
Space Explorer
Toma (1973)
Kung Fu (1972)
Les Rues de San-Francisco (1972)
La famille des collines (1972)
Emergency! (1972)
Le Sixième Sens (1972)
Ambassador Reynolds
Monty Nash (1971)
Tyler
Nichols (1971)
Lewis
Columbo (1971)
Deputy Commissioner
Cannon (1971)
Doctor (as Regis J. Cordic)
Night Gallery (1970)
Famous Classic Tales (1970)
Marc Williams (as Regis J. Cordic)
The Mary Tyler Moore Show (1970)
Un shérif à New York (1970)
Medical Center (1969)
Chairman Walt
The Name of the Game (1968)
The Outsider (1968)
Mannix (1967)
L'Homme de fer (1967)
The Monkees (1966)
Moltar (voice)
Le Fantôme de l'espace et Dino Boy (1966)
Daniel Austin
Sur la piste du crime (1965)
Max la Menace (1965)
Reverend
Gunsmoke Police Des Plaines (1955)
Sheriff Crane
Marshal Halstead
Sheriff Grimes