James Corden
Peter Rabbit (voice)
Acting
Rose Byrne
Bea
Acting
Domhnall Gleeson
Mr. Thomas McGregor
Acting
David Oyelowo
Nigel Basil-Jones
Acting
Margot Robbie
Flopsy Rabbit / The Narrator (voice)
Acting
Elizabeth Debicki
Mopsy Rabbit (voice)
Acting
Aimee Horne
Cottontail Rabbit (voice)
Acting
Colin Moody
Benjamin Bunny (voice)
Acting
Lennie James
Barnabas (voice)
Acting
Damon Herriman
Tom Kitten (voice)
Acting
Hayley Atwell
Mittens (voice)
Acting
Rupert Degas
Samuel Whiskers / Little Pig Robinson (voice)
Acting
Sia
Mrs. Tiggy-Winkle (voice)
Acting
Sam Neill
Tommy Brock (voice)
Acting
Ewen Leslie
Pigling Bland (voice)
Acting
David Wenham
Johnny Town-Mouse (voice)
Acting
Will Reichelt
JW Rooster II (voice)
Acting
Christian Gazal
Felix D'eer (voice)
Editing
Tim Minchin
Busker K. Bushy, Esq (voice)
Acting
Stewart Alves
Mr. Tod (voice)
Visual Effects
Faizan Munawar Varya
Ray Rabbit (voice)
Visual Effects
Tara Morice
Officiant
Acting
Dave Lawson
Chris
Acting
Alex Blias
Phil
Acting
Jude Hyland
Toy Shop Young Boy
Acting
Neil Hayes
Toy Shop Father
Acting
Neilesh Ambu
Passerby (uncredited)
Acting