Toni Collette
Mary (voice)
Philip Seymour Hoffman
Max (voice)
Barry Humphries
Narrator (voice)
Eric Bana
Damien (voice)
Bethany Whitmore
Young Mary (voice)
Renée Geyer
Vera Lorraine Dinkle (voice)
Ian 'Molly' Meldrum
Homeless Man (voice)
John Flaus
Harvey Krumpet / Ken / Len Hislop (voice)
Julie Forsyth
Bus Stop Mother / Kissing Woman (voice)
Christopher Massey
911 Operator / Ambulance Voice / Derisive Observer (voice)
Oliver Marks
Alleyway Bully 1 (voice)
Daisy Kocher
Alleyway Bully 2 /Injury Girl /Bus Stop Girl / Katherine (voice)
Daniel Marks
Alleyway Bully 3 (voice)
Hamish Hughes
Animals / Mad Jury Member / Opera Singer Two (voice)
Dan Doherty
BMX Bandit (voice)
Mandy Mao
Cher the Chihuahua / Sonny the Chihuahua (voice)
Patrick McCabe
Datsun Sunny Driver (voice)
Adam Elliot
Various Voices (voice)
Michael J. Allen
Ferrari Driver (voice)
Bill Murphy
Frankston Icebreaker One (voice)
Shaun Patten
Frankston Icebreaker Two (voice)
Bernie Clifford
Garbo One (voice)
Henry Karjalainen
Henry the Fish (voice)
Chris Wallace
Lottery Caller / New Yorker Two (voice)
Marlee Bevan
Mary's Baby (voice)
Melanie Coombs
Mrs. Pendergast (voice)
Carolyn Shakespeare-Allen
New York Callgirl / New Yorker One (voice)
Alf Klimek
New Yorker Three (voice)
Antoinette Halloran
Opera Singer (voice)
Leanne Smith
Overeaters Anonymous Tutor / Post Office Customer (voice)
Stephen Carroll
Thespian One (voice)
Athanasios Kourtidis
Wedding Reception Guest (voice)
Yorgos Kourtidis
Wedding Reception Guest (voice)