Daniel Hugh Kelly Ben Cartwright Actor Matt Carmody Adam Cartwright Actor Drew Powell Eric "Hoss" Cartwright Actor Jared Daperis Little Joe Cartwright Actor Lisa Baumwol Marie Cartwright Actor Nicki Wendt Shelby Sterrett Actor Petru Gheorghiu Eli Orowitz Actor Abbe Holmes Ruth Horowitz Actor Fernando Carrillo Carlos Rivera De Vega Actor Josephine Byrnes Margaret Green Actor Sara Gleeson Tess Green Actor Gareth Yuen Hop Sing Actor Brad Dourif Maurice "Fenchy" Devereaux Actor Don Halbert Jack Roberts Actor David Ross Paterson Cal Pritchett Actor Jim Knobeloch Jack Wolf Actor