Margot Kidder, the performing artist who played Lois Lane in "Superman," died Sunday in Montana ... TMZ has learned. Margot was at her home when she passed away, according to the representative at Franzen-Davis Funeral Home in Livingston, MT. The reason for death is obscure now.
Bruce Becker, the Park County Attorney, tells TMZ ... an obscure individual called police to report Margot was unconscious and not breathing. Police reacted and discovered her dead. The Livingston Police Chief says treachery is not considered a factor, but rather her demise is currently under scrutiny.
Margot featured opposite Christopher Reeve in 1978's "Superman," and furthermore in the 3 spin-offs. She continued acting right up until this year, taking little parts in TV shows and movies - yet in addition had arrange parts ... including "The Vagina Monologs" on Broadway. She supposedly had 2 more parts yet to be discharged.
Margot had a very public fight with bipolar disorder for years. During her battle she was briefly destitute in 1996. Margot turned into a supporter for emotional wellness after that incident. She'd been married 3 times, in spite of the fact that she'd been single since the '80s.
Margot is survived by a daughter.