Sigourney Weaver through the years

POSTED: 10:31 AM PDT Jul 06, 2011    UPDATED: 11:00 PM PDT Oct 07, 2012 
Sigourney Weaver at Sundance 2012

With Sigourney Weaver celebrating her 63rd birthday on Oct. 8, join us for a look back at the celebrated actress' life and career so far.