That was over 42 years ago in 1978.
Today she is 68, and has starred in 45 movies in total, 44 since Animal House was released.
In Animal House, I think Karen Allen looks:
Animal House scores 7.1 out of 10 on The Movie Database.
Karen Allen's first acting role was as 'Katy' in Animal House, released in 1978 when she was 26.
Find DVDs, posters and memorabilia about Animal House on Amazon.