That was over 23 years ago in 1999.
Today he is 78, and has starred in 119 movies in total, 57 since Blast from the Past was released.
In Blast from the Past, I think Christopher Walken looks:
Blast from the Past scores 6.3 out of 10 on The Movie Database.
Christopher Walken's first acting role was as 'Nikanor "Nick" Chevotarevich' in The Deer Hunter, released in 1978 when he was 35.