Official trailer for the film - Due Date. Peter Highman (Robert Downey Jr.) is an expectant first-time father whose wifes due date is a mere five days away. As Peter hurries to catch a flight home from Atlanta to be at her side for the birth his best intentions go completely awry when a chance encounter with aspiring actor Ethan Tremblay (Zach Galifianakis) forces Peter to hitch a ride with Ethan--on what turns out to be a cross-country road trip that will ultimately destroy several cars numerous friendships and Peters last nerve.   ... >>