James Corden character Peter Rabbit (voice)
Rose Byrne character Beatrix 'Bea' Potter / Jemima Puddle-Duck (voice)
Margot Robbie character Flopsy Rabbit / Narrator (voice)
Sam Neill character Mr. McGregor / Tommy Brock (voice)
Domhnall Gleeson character Thomas McGregor / Mr. Jeremy Fisher (voice)
Daisy Ridley character Cottontail Rabbit (voice)
Elizabeth Debicki character Mopsy Rabbit (voice)
Sia character Mrs. Tiggy-Winkle (voice)
Felix Williamson character Derek
Fayssal Bazzi character Mr. Tod (voice)
Ewen Leslie character Pigling Bland (voice)
Rachel Ward character Josephine Rabbit (voice)
Bryan Brown character Mr. Rabbit (voice)
David Wenham character Johnny Town-Mouse (voice)
Fletcher Sheridan character Singing Sparrow (voice)
Marianne Jean-Baptiste character General Manager
Terenia Edwards character Siobhan
Colin Moody character Benjamin Bunny (voice)
Christian Gazal character Felix D'eer (voice)
Alexandra Gluck character London Street Rat (voice)
Taryn Gluck character London Street Rat (voice)
Will Reichelt character JW Rooster II (voice)
Jessica Freedman character Singing Sparrow (voice)
Shana Halligan character Singing Sparrow (voice)
Katharine Hoye character Singing Sparrow (voice)
Chris Mann character Singing Sparrow (voice)
Chad Reisser character Singing Sparrow (voice)
Vauxhall Jermaine character Jackson
