Michael Fassbender
as Tom Sherbourne

Alicia Vikander
as Isabel Sherbourne

Rachel Weisz
as Hannah Roennfeldt

Bryan Brown
as Septimus Potts

Jack Thompson
as Ralph Addicott

Caren Pistorius
as Adult Lucy-Grace

Florence Clery
as Lucy-Grace

Anthony Hayes
as Sergeant Vernon Knuckey

Emily Barclay
as Gwen Potts

Leon Ford
as Frank Roennfeldt

Benedict Hardie
as Constable Harry Garstone

Georgie Jean Gascoigne
as 1 yr old Lucy / Grace

Scott Wills
as McGowan (uncredited)

Jane Menelaus
as Violet Graysmark

Garry McDonald
as Bill Graysmark

Stephen Ure
as Neville Whittnish

Peter McCauley
as Sergeant Spragg

Jonathan Wagstaff
as Constable Bob Lynch

Gerald Bryan
as Captain Percy Hasluck

Elizabeth Hawthorne
as Mrs. Hasluck

Rosella Hart
as Freda

Michael Wallace
as Reverend Norkels

Peter Hayden
as Dr. Sumpton

Gary Blackman
as Bernie Gutcher

Carmel McGlone
as Bertha Chipper

Jeffrey Thomas
as Cyril Chipper

Edwin Lancashire
as Piano Tuner

Dean Morganty
as Drunken Soldier

Elsa May
as Mrs. Mouchmore

Kerrie Waterworth
as Fanny Darnley

John Bach
as Mayor Jock Johnson

Marshall Napier
as Mr. Coughlan

Hilary Norris
as Matron

Miriam Noonan
as Maisee McPhee

Graham Warman
as Town Photographer

George Vozar
as Police Photographer

Imogen Wilmhurst
as Lucy-Grace 12 Months Old

Lucy Wilmhurst
as Lucy-Grace 12 Months Old

Emily Wilmhurst
as Lucy-Grace 12 Months Old

Elliot Newbery
as Lucy-Grace 3 Months Old

Evangeline Newbery
as Lucy-Grace 3 Months Old

Christine Foote
as Lucy-Grace Newborn

Thomas Unger
as Bluey Smart