Lorne Greene Ben Cartwright Actor Michael Landon Little Joe Cartwright Actor Dan Blocker Eric "Hoss" Cartwright Actor Pernell Roberts Adam Cartwright Actor James Gregory Guest Star Booth Colman Guest Star William Mims Guest Star Hal Baylor Guest Star Michel Petit Guest Star Dave Willock Guest Star Jason Johnson Guest Star Jonathan Hole Guest Star Bern Hoffman Guest Star James W. Lane Executive Producer David Dortort Producer Mort R. Lewis Writer John Florea Director