The 39-year-old French actress will be joining Michael Fassbender on the project, which will see the pair reunite after they starred together in MacBeth.
Although it is not known what part Cotillard will be playing in the film, it is believed to be a major one, with hints that ‘her role is meant to span multiple films’, according to Deadline.com.
Details about the plot have been scant but it is thought that the film will take elements from the video game and reliving the memories of ancestors. The games have spanned various historical periods but there is no hint as to which one will be explored in the film.
Best films to watch in 2015
Best films to watch in 2015
1/9 Suffragette - 11 September
Meryl Streep is bound to make a formidable Emmeline Pankhurst in Sarah Gavron's new film about the British women's suffragette movement of the early 20th century. Streep is again working from a screenplay by Abi Morgan who also wrote The Iron Lady.
2/9 Far From The Madding Crowd - 1 May
Thomas Vinterberg turns his hand to Thomas Hardy and British costume drama. Memories of the John Schlesinger version with Alan Bates and Julie Christie will be hard to exorcise. Carey Mulligan and the mercurial Flemish actor Matthias Schoenaerts star as Bathsheba Everdene and Gabriel Oak.
3/9 Jurassic World - 12 June
The third Jurassic Park sequel is finally here starring Chris Pratt. The storyline goes something like this - theme park gets dinosaur to attrack visitors and it all goes horribly wrong. Should prove a fun one among cinema-goers.
4/9 Terminator: Genisys - 3 July
Arnold Schwarzenegger kept his promise - he's back and he's trying to stop Judgement Day.
5/9 Spectre - 6 November
Bond is back for the 24th time. So is arch-villain Blofeld. Director Sam Mendes did a sterling job with Skyfall but the last movie ended on a very downbeat note with poor old Judi Dench signing out of the series. The challenge now is to reinvigorate a franchise that is already well into its 50s.
6/9 Cake - 20 February
It's Rachel from Friends as you've never seen her before as Jennifer Aniston plays Claire Bennett - a woman who initiates a relationship with a widower while battling hallucinations of his dead wife.
7/9 Suite Francaise - 13 March
It will be intriguing to see how Saul Dibb’s long-awaited adaptation of Irène Némirovsky’s novel deals with a problem that has often confounded British film-makers: how to portray French characters played by English-speaking actors in Nazi-occupied, wartime Paris without slipping into ’Allo ’Allo!-style caricature. Michelle Williams and Kristin Scott Thomas lead Dibb’s promising cast.
8/9 In The Heart Of The Sea - 13 March
Chris Hemsworth plays tough seafarer Owen Chase in this dramatic Moby Dick movie.
9/9 Cinderella - 27 March
Kenneth Branagh's live action remake of Disney's classic tale stars Downton Abbey's Lily James. Helena Bonham-Carter and Cate Blanchett also star as the Fairy Godmother and evil stepmother.
Assassin’s Creed is a historical action multiplayer video game where players explore ancestral memories and the fierce rivalry between the Assassins and the Knight Templar. The game revolves around bartender Desmond Miles in 2012, who is a descendant of a line of assassins.
The first version of the game was set during the Third Crusade and released in 2007. It proved to be hugely successful and since then different versions of the game have made and set in different time periods, including the Renaissance period, Victorian England the Colonial era.
Along with starring in the film, Fassbender is one of the producers of the film. It was initially thought that he would be taking on the role of Desmond Miles but it has not yet been confirmed.
Assassin's Creed will be helmed by Justin Kurzel, who also directed MacBeth starring Cotillard and Fassbender.
The film is set for release on 21 December next year with production due to start in the autumn.Reuse content