Fox has unveiled a new trailer, called "Vow," for director David Fincher’s thriller Gone Girl, starring Ben Affleck and Rosamund Pike.

Based on the bestselling novel by Gillian Flynn, the film centers on Nick Dunne (Affleck), who on their fifth wedding anniversary reports that his wife Amy (Pike) has gone missing. Amid police scrutiny and growing media interest, Nick’s portrait of a blissful union begins to crumble, and he quickly moves from distraught husband to prime suspect.

Opening Oct. 3 nationwide, Gone Girl also stars Neil Patrick Harris, Missi Pyle, Tyler Perry, Kim Dickens, Patrick Fugit, Sela Ward, Scoot McNairy and Lee Norris.