Dev Patel (Saroo Brierley), Rooney Mara (Lucy), David Wenham (John Brierley), Nicole Kidman (Sue Brierley), Abhishek Bharate (Guddu), Divian Ladwa (Mantosh Brierley), Priyanka Bose (Kamla Munshi) more..., Deepti Naval (Saroj Sood), Tannishtha Chatterjee (Noor), Nawazuddin Siddiqui (Rama), Sunny Pawar (Young Saroo), Keshav Jadhav (Young Mantosh), Benjamin Rigby (Waiter), Riddhi Sen (Cafe Man), Rita Boy (Amita), Arka Das (Sami), Emilie Cocquerel (Annika), Sachin Joab (Bharat), Menik Gooneratne (Swarmina), Anna Samson (Cute Bar Maid), Eamon Farren (Luke), Tegan Crowley (Workmate #1), Belinda Misevski (Lucy's Friend), Lucy Moir (Lucy's Friend)

Bob Weinstein (Executive Producer), Harvey Weinstein (Executive Producer), Paul Pattison (Hairstylist), David Glasser (Executive Producer), Luke Davies (Screenplay), Emile Sherman (Producer), Iain Canning (Producer) more..., Libby Sharpe (Line Producer), Alexandre de Franceschi (Editor), Greig Fraser (Director of Photography), Glenn Newnham (Dialogue Editor), Pravesh Sahni (Line Producer), Chris Kennedy (Production Design), Angie Fielder (Producer), Simon Alberry (Digital Intermediate), Andrew Fraser (Executive Producer), Volker Bertelmann (Original Music Composer), Nicki Gardiner (Set Decoration), Cappi Ireland (Costume Design), Kirsty McGregor (Casting), Warwick Field (Camera Operator), Larry Van Duynhoven (Prosthetic Makeup Artist), Erica Brien (Art Department Coordinator), Ineke Majoor (Visual Effects Producer), Adam Connelly (Foley), Robert Mackenzie (Sound Designer), James Ashton (Sound Effects Editor), Julian Dimsey (VFX Supervisor), Saroo Brierley (Book), Guillaume Roux (Animation), Alex Francis (Foley), Jemma Burns (Music Supervisor), Maribeth Fox (Casting Associate), Riyaz Ali Merchant (Costume Supervisor), Kamlesh U. Shinde (Key Makeup Artist), Andrew AJ Johnson (Steadicam Operator), Andrew Ramage (Sound Recordist), Peter Beeh (Aerial Camera (suggest in addition to Helicopter Camera)), Sid Jayakar (Visual Effects Supervisor), Tim Ryan (Music Editor) and others.