Sigourney Weaver is an American actress and film producer. Following her film debut as a minor character in Annie Hall, she quickly came to prominence in 1979 with her first lead role as Ellen Ripley in Alien, subsequently reprising the role in its three sequels: Aliens, for which she was nominated for an Academy Award Best Actress; Alien 3, and Alien: Resurrection.
Weaver is also known for her starring roles in the box-office hits Ghostbusters, Ghostbusters II, and Avatar. A seven-time Golden Globe Award nominee, she won both Best Actress in Drama and Best Supporting Actress for her work in the 1988 films Gorillas in the Mist and Working Girl, becoming the first person ever to have won two acting Golden Globes in the same year. For her role in the 1997 film The Ice Storm, she won the BAFTA Award for Best Actress in a Supporting Role. Additionally, she has received three Academy Award nominations, three Emmy Award nominations, and two Saturn Awards.
On stage, she was nominated for a Drama Desk Award for the 1980 Off-Broadway play Das Lusitania Songspiel and received a Tony Award nomination for the 1984 original Broadway production of Hurlyburly.