Director David O. Russell's offbeat ensemble comedy stars Dustin Hoffman and Lily Tomlin as a married couple who are also "existential detectives" specializing in solving people's philosophical dilemmas. Hired by troubled environmentalist Jason Schwartzman, the pair begins an investigation that leads them to a succession of bizarre characters, including public relations exec Jude Law, model Naomi Watts, firefighter Mark Wahlberg, and poet Isabelle Huppert. 106 min. Standard and Widescreen (Enhanced); Soundtracks: English Dolby Digital 5.1, Spanish Dolby Digital Surround; Subtitles: English, Spanish; audio commentary by Russell, Schwartzman, Wahlberg, Watts; "making of" featurette; extended scenes; deleted scenes; outtakes; photo gallery; TV spots; theatrical trailer; more. Two-disc set.