Kyle Balda Director Hugh Jackman George Hardy Actor Nicholas Braun Officer Tim Derry Actor Emma Thompson Lydia Harbottle Actor Nicholas Galitzine Elliot Matthews Actor Hong Chau Beth Pennock Actor Molly Gordon Rebecca Hampstead Actor Tosin Cole Caleb Merrow Actor Julia Louis-Dreyfus Lily Voice Bryan Cranston Sebastian Voice Chris O'Dowd Mopple Voice Patrick Stewart Sir Ritchfield Voice Brett Goldstein Ronnie, Reggie Voice Regina Hall Cloud Voice Bella Ramsey Zora Voice Rhys Darby Wool-Eyes Voice Kobna Holdbrook-Smith Reverend Hillcoate Actor Conleth Hill Ham Gilyard Actor Mandeep Dhillon Postwoman Jo Actor Craig Mazin Writer, Screenwriter Lindsay Doran Producer Tim Bevan Producer Eric Fellner Producer Phil Lord Executive Producer Chris Miller Executive Producer Christopher Miller Executive Producer Aditya Sood Executive Producer Tim Wellspring Executive Producer George Steel Cinematographer Paul Machliss Film Editor Emily Brockmann Casting Lucy Bevan Casting Suzie Davies Production Design