Watch Movies »Movie Trailers»How Do You Know Trailers Watch : 'How Do You Know' Theatrical Trailer How Do You Know is a comedy from Academy Award-winning writer-director James L. Brooks (As Good As It Gets, Broadcast News, Terms of Endearment), starring Reese Witherspoon, Owen Wilson, Paul Rudd and Jack Nicholson. 'How Do You Know' Theatrical Trailer "Room to Think" "Run From Bad News" "Bad Days" Home | Contact Us | Privacy Policy | Partners