How old was Robert Duvall in The Seven-Per-Cent Solution?

It's common to wonder how old a celebrity was when they starred in a particular film. Knowing that can offer insight into their career stage and personal growth. We’re about to uncover that piece of the puzzle.

The age of Robert Duvall while starring in The Seven-Per-Cent Solution was:

44 years old

That number reflects the celebrity’s real age when the movie was made.

This figure for the age is based on the first day in the release year of The Seven-Per-Cent Solution:

January 1, 1976

And the date of birth of Robert Duvall:

January 05, 1931

Considering the usual time period between filming and release, Robert Duvall may have been one year younger or older than the stated age during parts of the shoot.