Acting
Hustle
as Man in Phone Booth
The Don Is Dead
as Don Aggimio Bernardo
Banacek
as Lester Sawyer
The Man
as Haley
Man on a String
as Carlo Buglione (as John Duke Russo)
Maybe I'll Come Home in the Spring
as Doctor (uncredited)
The Greatest Mother of 'em All
as Gene Frazer
The Split
as Maccione (uncredited)
Hawaii Five-O
as Abilleno
Mannix
as Lou DeMorro
The Invaders
as Lt. Alvarado
Mission: Impossible
as Tiso Kastner
Star Trek
as Lieutenant Commander Giotto
Get Smart
as Green Meadows
The Fugitive
as Sergeant Endicot
The Outer Limits
as Dr. Terrell
Follow That Dream
as Al (as John Duke)
The Crimebusters
as Hood
The Case of the Dangerous Robin
as Teddy Thomas
Pay or Die!
as Lupo Miano (as John Duke)
The Untouchables
as Brikka
Hawaiian Eye
as Mac
Never Steal Anything Small
as Ward (as John Duke)
The Texan
as Frank
Tombstone Territory
as Jim Parker
