Lorne Greene Ben Cartwright Actor Michael Landon Little Joe Cartwright Actor Dan Blocker Eric "Hoss" Cartwright Actor Pernell Roberts Adam Cartwright Actor Lola Albright Guest Star Kelly Thordsen Guest Star Howard Wright Guest Star Phil Chambers Guest Star C. Lindsay Workman Guest Star Laura Devon Guest Star Jack Herring Guest Star John Harding Guest Star Elaine Devry Guest Star James W. Lane Executive Producer David Dortort Producer Frank Cleaver Writer William F. Claxton Director