Greta, the Misfit Greyhound (television) Television show; aired on February 3, 1963. Directed by Larry Lansburgh. A racing greyhound is deserted and has to learn to live on her own. Finally she is taken in by a shepherd, and helps him by using her speed to chase away coyotes threatening the flock and to track down a prowling bear. Stars Tacolo Chacartegui. Narrated by Rex Allen.