AceShowbiz - Academy Award winner Marion Cotillard has joined the cast of "The Morning Show" for its upcoming fourth season on Apple TV+. Cotillard will portray Celine Dumont, a savvy operator from a storied European family.

The announcement of Cotillard's casting was made by Deadline, which reported that she will have a "major arc" in the fourth season. Cotillard joins a star-studded ensemble that includes Reese Witherspoon, Jennifer Aniston, Billy Crudup, Mark Duplass, Greta Lee, Karen Pittman, Nestor Carbonell, Nicole Beharie and Jon Hamm.

Previous seasons of "The Morning Show" have featured guest appearances from Steve Carell, Julianna Margulies, Mindy Kaling, Tig Notaro, Marcia Gay Harden, Holland Taylor, Natalie Morales and Stephen Fry.

The series explores the cutthroat world of morning news and the lives of the people who help America wake up in the morning. Season 3 concluded with a cliffhanger as Alex Levy (Aniston) outsmarted Paul Marks (Hamm), who was attempting to acquire UBA Network.

With the merger of UBA with another company, the future of the news team remains uncertain. Showrunner and executive producer Charlotte Stoudt has hinted that new characters will join the series in season 4, which will usher it into a new era.

Marion Cotillard brings a wealth of talent and experience to "The Morning Show". She became the second French actress to win an Oscar in 2008 for her portrayal of Edith Piaf in "La Vie en Rose". Cotillard has appeared in numerous acclaimed films, including "Two Days, One Night", "Rust and Bone", "From the Land of the Moon", "Allied", "The Immigrant", "The Dark Knight Rises" "Inception" and "Contagion".

Her casting is a significant coup for "The Morning Show", which has earned multiple Emmy and Golden Globe nominations. Cotillard's character is expected to play a significant role in the series' exploration of media and truth in the modern age.