Buddy Ebsen Barnaby Jones Actor Lee Meriwether Betty Jones Actor John Carter Lt. John Biddle Actor Mark Shera Jedediah Romano "J.R." Jones Actor Linden Chiles Guest Star Harry Guardino Guest Star Allan Hunt Guest Star Hilary Thompson Guest Star Laurette Spang Guest Star Lori Lethin Guest Star Charles Lampkin Guest Star Len Wayland Guest Star Rosanna Huffman Guest Star Phillip Pine Guest Star Catherine Hearne Guest Star Bill Zuckert Guest Star Dwan Smith Guest Star Bill Giorgio Guest Star Barbara Perry Guest Star Robert Sherman Writer, Director Philip Saltzman Writer