พิสูจน์รัก

Colin Stinton as Theoretical Physicist Roshan Seth as Professor Bhandari Anne Wittman as Friend at Party แอนโทนี ฮ็อปกินส์ as Robert Llewellyn เจก จิลเลินฮอล as Harold 'Hal' Dobbs Chipo Chung as University Friend Danny McCarthy as Cop Leigh Zimmerman as Friend at Party John Keefe as University Friend C. Gerod Harris as University Friend Gwyneth Paltrow as Catherine Llewellyn Hope Davis as Claire Llewellyn Tobiasz Daszkiewicz as Limo Driver Gary Houston as Professor Barrow

Stephen Warbeck Original Music Composer Alwin H. Küchler Director of Photography Rebecca Miller Screenplay Bob Weinstein Executive Producer John Madden Director Robert Kessel Producer Alison Owen Producer Harvey Weinstein Executive Producer Becky Bentham Music Supervisor Suzanne Smith Crowley Casting Julie Goldstein Executive Producer Daniel Laurie Dialogue Editor, ADR Editor