June Lockhart is known for her roles as Ruth Martin (1958-1964) on the CBS TV show "Lassie (1954-1973)", as Maureen Robinson on the CBS TV science fiction show "Lost in Space (1965-1968)" and as Dr. Janet Craig (1968-1970) on the CBS TV sitcom "Petticoat Junction (1963-1970)".

Some other TV shows she appeared on are "Gunsmoke", "Rawhide", "General Hospital", "Perry Mason", "Bewitched", "The Man from U.N.C.L.E.", "Marcus Welby, M.D.", "Ellery Queen ", "Happy Days", "Quincy, M.E.", "Magnum, P.I.", "Falcon Crest", "Knots Landing", "The Greatest American Hero", "Whiz Kids", "Murder, She Wrote", "Hotel", "Full House", "Danger Island", "Babylon 5", "The Colony", "Roseanne", "Step by Step", "7th Heaven", "Beverly Hills, 90210", "The Drew Carey Show", "Grey's Anatomy" and "Cold Case".

She appeared in movies like "A Christmas Carol (1938)", " Sergeant York (1941)", "Meet Me in St. Louis (1944)", "The White Cliffs of Dover (1944)", "Son of Lassie (1945)", "She-Wolf of London (1946)", "Mistress of the White House (1952)", "Time Limit (1957)", "Lassie's Great Adventure (1963)", "But I Don't Want to Get Married! (1970)", "The Bait (1973)", "Just Tell Me You Love Me (1978)", "Butterfly (1982)", "Troll (1986)", "C.H.U.D. II: Bud the C.H.U.D. (1989)", "Sleep with Me (1994)", "Lost in Space (1998)", "Wesley (2007)", "Super Capers: The Origins of Ed and the Missing Bullion (2009)" and "Zombie Hamlet (2012)".

Happy Birthday!