Himesh Patel (Jack Malik), Lily James (Ellie Appleton), Ed Sheeran (Ed Sheeran), Kate McKinnon (Debra Hammer), Joel Fry (Rocky), Meera Syal (Sheila Malik), Sanjeev Bhaskar (Jed Malik) more..., Harry Michell (Nick), Sophia Di Martino (Carol), Sarah Lancashire (Liz), Alexander Arnold (Gavin), Karl Theobald (Terry), Vincent Franklin (Brian), Justin Edwards (Leo), Ellise Chappell (Lucy), Lamorne Morris (Head of Marketing), Camilla Rutherford (Hilary), James Corden (James Corden), Elizabeth Berrington (Hazel), Cristina Dohmen (Newscaster), Robert Carlyle (John (uncredited)), Michael Kiwanuka (Himself), Ana de Armas (Roxanne (cut))

Richard Curtis (Screenplay), Jack Barth (Story), Jon Harris (Editor), Gail Stevens (Casting), Patrick Rolfe (Production Design), Lorna Houlihan (Art Direction), James Wakefield (Supervising Art Director) more..., Christopher Wyatt (Art Direction), Bernard Bellew (Producer), Danny Boyle (Producer), Lee Brazier (Executive Producer), Richard Curtis (Producer), Eric Fellner (Producer), Matthew James Wilkinson (Producer), Christopher Ross (Director of Photography), Brandie Reinhold (Costumer), Nele Mertens (Assistant Editor), Nick Angel (Executive Producer), Glenn Freemantle (Sound Designer), Daniel Pemberton (Original Music Composer),