Isn't Life Wonderful!

Peter Asher

Charles, The Boy

Cecil Parker

Charles, the boy's father

Eileen Herlie

Isabel, the boy's mother

Donald Wolfit

Willie, the boy's uncle

Eleanor Summerfield

Kate, Willie's wife

Robert Urquhart

Frank, Charles' brother

Dianne Foster

Virginia, a young lady from America

Henry Hewitt

Arthur, a cousin and clergyman

Arthur Young

Sir George Probus, a neighbor

Fabia Drake

Lady Probus, wife of Sir George

Philip Stainton

Mason, a doctor

Cecil Trouncer

Barsmith, another doctor