Jim Carter

~ as ~

Dad Turtle

Olivia Colman

~ as ~

Mummy Turtle

David Harbour

~ as ~

Narrator

Giovanna Lancellotti

~ as ~

Starfish

Calyssa Miller

~ as ~

Helen Mirren

~ as ~

Grandmother Turtle

Bella Ramsey

~ as ~

Daughter Turtle

Ahir Shah

~ as ~