The Canadian-born actress who played Lois Lane in the Superman movies has died.
Margot Kidder died at her home in Montana Sunday at the age of 69.
No cause of death was given.
Kidder starred opposite Christopher Reeve, who portrayed the Man of Steel, in the Superman movies in the 1970's and 1980's.
She is survived by her daughter.
Kidder revealed that she had a bipolar disorder and was also involved in the opposition into the construction of the Keystone XL pipeline.