Gig Young

Mike Kelton

Carol Lynley

Susannah Whately Kelton / Sarah

Oliver Reed

Ethan

Flora Robson

Aunt Agatha

Judith Arthy

Emma

Ann Bell

Mary Whately, Susannah's Mother

William Devlin

Zebulon Whately

Charles Lloyd Pack

Barge Master

Bernard Kay

Tait

Rick Jones

Luther Whately

Celia Hewitt

Aunt Sarah

Robert Cawdron

John Whately, Susannah's Father

Murray Evans

Gang Member

Cliff Diggins

Gang Member

Peter Porteous

Gang Member

Donald Sutherland

Zebulon (voice)

Ingrid Bower

Village Girl (uncredited)