Sandra Bullock is set to join Robert Downey, JR. in director Alfonso Cuaron's sci-fi thriller GRAVITY, according to the latest movie industry reports.
Natalie Portman had been linked to the role but was forced to pull out due to scheduling conflicts. Angelina Jolie had originally committed to the part in the upcoming $80 million (£53 million) 3D movie.
The film revolves around two astronauts fighting to survive on a remote space station.