Chocky's Challenge

Prentis Hancock

— Arnold Meyer

Anabel Worrell

— Albertine Meyer

Illona Linthwaite

— Dr. Liddle

Joan Blackham

— Mrs. Gibson

Glynis Brooks

— Chocky

Paul Russell

— Paul Barclay

Freddie Brooks

— Mike

Karina Wilsher

— Su Lin

Richard Wordsworth

— Professor Ferris

Kristine Howarth

— Professor Wade

Leon Eagles

— General

Roy Boyd

— Professor Draycott

Andrew Ellams

— Matthew Gore

James Hazeldine

— David Gore

Norma Ronald

— Chocky's Parent

Paul Shearer

— Reporter

Michael Plaister

— Porter