Ben Whishaw as Paddington Brown (voice)

Hugh Bonneville as Henry Brown

Emily Mortimer as Mary Brown

Samuel Joslin as Jonathan Brown

Madeleine Harris as Judy Brown

Antonio Banderas as Hunter Cabot

Carla Tous as Gina Cabot

Olivia Colman as Reverend Mother

Julie Walters as Mrs. Bird

Imelda Staunton as Aunt Lucy (voice)

Jim Broadbent as Samuel Gruber

Hayley Atwell as Madison

Oliver Maltman as Photo Booth (voice)

Joel Fry as Joe the Postman

Robbie Gee as Mr. Barnes

Sanjeev Bhaskar as Dr. Jafri

Ben Miller as Colonel Lancaster

Jessica Hynes as Miss Kitts

Ella Dacres as Student Rep

Aloreia Spencer as Madison’s Assistant

Nicholas Burns as Mr. Wilson

Ashleigh Reynolds as Mr. Smith

Amit Shah as Zayden

Ella Bruccoleri as Rosita

Carlos Carlín as Passport Control Officer

Simon Farnaby as Barry the Air Steward

Emma Sidi as Elderly Resident Bear 3 (voice)

Hugh Grant as Phoenix Buchanan

Vicente Wallenstein as Young Hunter