EXCLUSIVE: The visual design behind the mysterious aliens in Steven Spielberg's Disclosure Day is explained by screenwriter David Koepp.

Steven Spielberg has returned to box office winning ways with the launch of Universal’s Disclosure Day, opening with a confirmed $93.9m – ahead of a predicted $65m debut.

Grace plays the NBC anchorwoman who delivers the breaking news at the end of the film, keeping her composure on camera but occasionally reacting to the astonishing images being broadcast, adding a sen...