That was over 9 years ago in 2012.
Today he is 78, and has starred in 119 movies in total, 17 since Seven Psychopaths was released.
In Seven Psychopaths, I think Christopher Walken looks:
Seven Psychopaths scores 6.7 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.