How old was Marion Cotillard in My Sex Life... or How I Got Into an Argument?

Age is one of those behind-the-scenes facts that fans love to uncover. That detail can add a new layer of appreciation to their performance. Let’s take a closer look at that intriguing number.

Marion Cotillard, while participating in My Sex Life... or How I Got Into an Argument, was:

20 years old

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

For this age we used as a reference point the first day of the year of the release of My Sex Life... or How I Got Into an Argument:

January 1, 1996

And the birth day of Marion Cotillard, that is:

September 30, 1975

Movies tend to be released within a year of filming, so Marion Cotillard may have been one year off from the listed age in certain scenes.