Paolo Rotondo as Simon Cartwright

Rebecca Hobbs as Dr. Karen Schumaker

Chris Graham as Robert

Darien Takle as Marge

Roy Ward as Dr. Marlowe

Cath McWhirter as Helen Ann Millar

Carolyn Beaver as Helen's friend

Caelem Pope as Simon, aged 4

Jennifer Ward-Lealand as Evelyn Cartwright

Finn Johnsen as Future cop

Phillip Brown as Future cop

Tau Luke as Future cop

Tim Barlow as Police photographer

Sam Wallace as Simon, aged 13

Paul Glover as Phillip

Beth Allen as Julie, aged 13

Katrina Browne as Woman in the floral dress

Aaron Buskin as Roland

John Steemson as Bully #2

Oliver Hodges as Bully #3

Chris Bailey as Ed Daley

Gary Mackay as Man In Park

Steve Hall as Worker Thug #1

Shane Bessant as Worker Thug #2

Yvonne Dudman as Melinda Jackson

Frances Chan as Simon's Victim

Scott Wills as Simon's Victim

Jenny Rushton as Simon's Victim

Matt Cornelius as Simon's Victim

Hugh D'Calveley as Victim In Alleyway

Sara Pivac as Deaf Girl

Vanessa Byrnes as Julie (aged 25)

Jon Brazier as Vet

Mike Dwyer as Alex

David Baxter as Clive