Beverly Garland (Ellie Todd) plays the older sister of Janet Margolin (Cathy Todd). Garland (1926-2008) is a whopping 17 years older than her kid sister Margolin (1943-93), old enough in fact to have been her mother. At the time of broadcast, Garland was 46 and Margolin 29.
Third and final series appearance for Herbie Faye (motorcycle shop owner). Linc asks him for the whereabouts of Devlin. Faye's character was named Devlin in his first series appearance in Lisa (1969).
Reunited Michael Cole with Janet Margolin, who played Cole's wife in the dystopian science-fiction television movie The Last Child (1971).