Name	Known for
Lorne Greene Ben Cartwright Ben Cartwright See fewer	Bonanza (1959)
Dan Blocker Eric 'Hoss' Cartwright Eric 'Hoss' Cartwright See fewer	Bonanza (1959)
Michael Landon Joseph 'Little Joe' Cartwright Joseph 'Little Joe' Cartwright See fewer	Little House on the Prairie (1974)
Celeste Yarnall Katie Kelly Katie Kelly See fewer	Star Trek (1966)
Paul Lambert Miles Renfro Miles Renfro See fewer	Planet of the Apes (1968)
Sándor Szabó Ludwig (as Sandor Szabo) Ludwig (as Sandor Szabo) See fewer	Topaz (1969)
David Canary Candy Canaday Candy Canaday See fewer	All My Children (1970)
Dabney Coleman Ivar Peterson Ivar Peterson See fewer	WarGames (1983)
Ken Drake Sam Jacks Sam Jacks See fewer	The Twilight Zone (1959)
Edward Schaaf Beggs Beggs See fewer	Up! (1976)
Hal Burton Townsman (uncredited) Townsman (uncredited) See fewer	Iron Man (2008)
Bob LaWandt Bartender Bringing Bill (uncredited) Bartender Bringing Bill (uncredited) See fewer
Bob Whitney Poker Player (uncredited) Poker Player (uncredited) See fewer	Here's Lucy (1968)