Jack Brown: Genius

Timothy Balme

Jack Brown

Nicola Murphy

Eileen

Marton Csokas

Dennis

Stuart Devenie

Elmer

Eddie Campbell

Boss (as Edward Campbell)

Lisa Chappell

Sylvia

Ralph Johnson

Psychiatric patient

Jeffrey Thomas

Dr. Aubrey Gillies

Anne Budd

Therapist

Lewis Martin

Abbot

Katie Wolfe

Bookstore Woman

Jonathon Hendry

Nigel

Ronny Tan

Mr. Chan

Minnie Young

Penny Wong

Raymond Wong

Chinese Minder

Christopher Yu

Chinese Minder

Jeff Boyd

Pathologist

Sarah Lepper Scherer

Nigel's Assistant

Ray Amos

NZ Industrialist

Shane Crowe

NZ Industrialist

Nigel 'Raro' Fluit

NZ Industrialist (as Nigel Fluit)

Duncan Holland

NZ Industrialist

Paul Kingdom

NZ Industrialist

Britta Neville

NZ Industrialist