The Lost Daughter

Olivia Colman

Leda Caruso

Jessie Buckley

Young Leda Caruso

Dakota Johnson

Nina

Ed Harris

Lyle

Paul Mescal

Will

Peter Sarsgaard

Professor Hardy

Dagmara Dominczyk

Callie

Jack Farthing

Joe

Alba Rohrwacher

Female Hiker

Oliver Jackson-Cohen

Toni

Panos Koronis

Vasili

Robyn Elwell

Bianca

Ellie Mae Blake

Martha

Alexandros Mylonas

Professor Cole

Nikos Poursanidis

Male Hiker

Athena Martin Anderson

Elena

Spyros Maragoudakis

Rough Boy 1

Konstantinos Samaa

Rough Boy 2

Emmanouela Zacharopoulou

Woman at Ticket Window

Alma Stansil

Babysitter

Daniela Babek

Female Italian Scholar

Ellie James

Older Bianca

Isabelle Della-Porta

Older Martha

Vassilis Koukalani

Maurice (uncredited)