The 43-year-old French actor took to Instagram on Friday to defend his relationship.
The 42-year-old director says he's had enough of the 'haters who feel braver behind a keyboard.'
ET's rounded up five facts about the French actress who was looped into the Brangelina split drama!
ET is digging up details on the Oscar-winning actress caught in the middle of Brad and Angelina's divorce.
The Oscar winner also announced she is expecting a child with husband Guillaume Canet.
The 40-year-old actress says she wishes the estranged couple 'peace in this very tumultuous moment.'
A promo for Pitt and Cotillard's World War II thriller was released just hours after Angelina Jolie filed for divorce from the star.
A new promo for Pitt and Cotillard's World War II spy thriller was released one day after Angelina Jolie filed for divorce from the star.
Reports of an on-set affair between Brad Pitt and his "Allied" co-star Marion Cotillard are "not true" a source tells ET.
ET is clearing up rumors surround the A-listers' breakup news.
The World War II drama hits theaters Nov. 23.
ETonline has an exclusive look at adapting the Shakespeare classic for a modern audience.
ETonline has your first look at adapting William Shakespeare's classic tragedy for a modern audience. Macbeth, starring Michael Fassbender, is available on Blu-ray on March 8.
The Oscars fashion hall of fame.