Lorne Greene Ben Cartwright Actor Michael Landon Little Joe Cartwright Actor Dan Blocker Eric "Hoss" Cartwright Actor Marlene Clark Guest Star Louis Gossett Jr. Guest Star Ramon Bieri Guest Star Michael T. Mikler Guest Star George Dunn Guest Star Warren Vanders Guest Star Ben Wright Guest Star Sandy Rosenthal Guest Star David Dortort Executive Producer Richard Collins Producer Philip Leacock Director George Lovell Hayes Writer