How old was Christian Bale in 'American Psycho'?

Final answer: Christian Bale was 26 years old during the filming of 'American Psycho', one of his most celebrated performances. Explanation: Christian Bale was 26 years old when he filmed American Psycho, which was released in the year 2000. Bale, born on January 30, 1974, portrayed the infamous character Patrick Bateman, a performance that is often considered one of his most iconic roles. The film is an adaptation of Bret Easton Ellis' 1991 novel of the same name, where Bale transformed into the narcissistic Wall Street executive leading a double life as a serial killer.