Jack De Mave, who portrayed a U.S. forest ranger on Lassie and an unconventional date for Valerie Harper's Rhoda Morgenstern on the second episode of The Mary Tyler Moore Show, has died.

The actor played forest ranger Bob Erickson for two seasons of “Lassie” on CBS, from 1968 to 1970. He had roles in movies including “Blindfold” (1966) with Rock Hudson, “1776″ (1972 ...