The Cisco Kid: Medicine Flats (10/17/1950) Season 1, Episode 8. Cisco (Duncan Renaldo) and Pancho (Leo Carrillo) work with a sheriff (Raymond Hatton) and a female undercover agent (Christine Larson) in order to break up a cattle rustling operation. Duncan Renaldo, Leo Carrillo, Christine Larson, Raymond Hatton, Jonathan Hale, Douglas Evans, Frank Matts, George DeNormand, Director: Derwin Abrahams.