Como Actor/Actriz
Mannix
Lou DeMorro
Viaje a las estrellas
Lieutenant Commander Giotto
Hawaii 5-0
Abilleno
El fugitivo
Sergeant Endicot
Misión: imposible
Tiso Kastner
The Untouchables
Brikka
Hawaiian Eye
Mac
The Outer Limits
Dr. Terrell
The Invaders
Lt. Alvarado
The Texan
Frank
Tombstone Territory
Jim Parker
Banacek
Lester Sawyer
The Case of the Dangerous Robin
Teddy Thomas
The Man
Haley
The Don Is Dead
Don Aggimio Bernardo
Hustle
Man in Phone Booth
Maybe I'll Come Home in the Spring
Doctor (uncredited)
En pos de un sueño
Al (as John Duke)
The Split
Maccione (uncredited)
Pay or Die!
Lupo Miano (as John Duke)
The Greatest Mother of 'em All
Gene Frazer
Man on a String
Carlo Buglione (as John Duke Russo)
The Crimebusters
Hood
Never Steal Anything Small
Ward (as John Duke)