In the movie The Bounty Hunter, actor Gerard Butler wears an Omega Speedmaster Professional, the watch famous for being the choice of NASA for it's space expeditions.
George Clooney, in the film Up in the Air, is wearing an Omega DeVille Hour Vision with steel case, steel dial and black leather strap, reference: 431.33.41.21.02.001.
In the movie Apollo 13 the crew of the spacecraft is wearing the Omega Speedmaster (later known as the Speedmaster Professional), the watch famous for being the choice of NASA for it's space expeditions.