On TV, De Mave, 91, was known for his roles in shows like “Lassie” during the 1960s and ’70s, as well as for portraying The Lone Ranger in commercials for Frito-Lay. The actor, who was in hospice care in Macon, Georgia, died Jan. 16 after he had a heart attack on Thanksgiving, per The Hollywood Reporter.

Jack De Mave, who played Forest Ranger Bob Erickson in CBS’ Lassie, died in hospice care in Macon, Georgia on January 16 following a heart attack on Thanksgiving Day. He was 91.

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. He was 91.