Ansara played the Ruler on episode 22, "The Challenge," of the television series "Lost in Space" (March 2, 1966) with a young Kurt Russell as his son Quano. Later that same year, Ansara appeared in the feature film "Texas Across the River" with Dean Martin. He also appeared on "Daniel Boone" as Red Sky in a 1966 episode. In another 1966 episode of that series, Ansara portrayed Sebastian Drake. He played two different characters in two episodes of the 1966 science fiction television series "The Time Tunnel", Colonel Hruda in episode #11 and the Curator in episode #28 .