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

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), Kirsten Errington (Music Consultant), Glenn Freemantle (Supervising Sound Editor), Gillian Dodders (Supervising Dialogue Editor), Richard Styles (First Assistant Director), Julian Spencer (Stunt Coordinator), Jef Groff (Stunt Driver), Ivana Primorac (Hair Designer), Ivana Primorac (Makeup Designer), Muffin Green (Property Master), Niv Adiri (Sound Designer), Danny Freemantle (Sound Effects Editor), Grant Samson (Leadman), Mark Clayton (Gaffer), Emilie O'Connor (Dialogue Editor), Jeremy Braben (Aerial Director of Photography), Jo Wallett (Production Manager), Jill McCullough (Dialect Coach), Jim Dowdall (Stunts), Sasha Gibson (Unit Publicist), Mark Coulier (Prosthetic Designer) and others.