Lewis MacDougall | Conor | |
Felicity Jones | Mum | |
Ben Moor | Mr. Clark | |
Oliver Steer | Sully | |
Jennifer Lim | Miss Kwan | |
Morgan Symes | Lawyer |
Sigourney Weaver | Grandma | |
Toby Kebbell | Dad | |
James Melville | Harry | |
Dominic Boyle | Anton | |
Max Gabbay | Steven | |
Max Golds | 5-Year-Old Connor |