How old was Billy Bob Thornton in Grey Knight?

Age is one of those behind-the-scenes facts that fans love to uncover. That kind of trivia can make the viewing experience even richer. We’ve tracked down that detail for you.

In Grey Knight, Billy Bob Thornton took on the role at the age of:

37 years old

That was the real age of the celebrity according to our calculation.

Our method involved using the first calendar day of the release year of Grey Knight:

January 1, 1993

And the birth date of Billy Bob Thornton:

August 04, 1955

Given that most films are released within a year of production, the actual age of Billy Bob Thornton during filming may have varied by one year from the shown age.