How old was John C. Reilly in Frank's Book?

You might be surprised to learn how young—or old—some stars were in iconic scenes. Knowing that can offer insight into their career stage and personal growth. Let’s take a closer look at that intriguing number.

The age of John C. Reilly while starring in Frank's Book was:

35 years old

According to our data, that’s how old the celebrity really was during the film.

Our method involved using the first calendar day of the release year of Frank's Book:

January 1, 2001

And also the day John C. Reilly was born:

May 24, 1965

Given the typical time period between the filming and the release date, John C. Reilly could have been a year older or younger than the age shown when some scenes were being filmed.