The Main Chance

David Main

Margaret Castleton

Henry Castleton

Sarah Courtney / Lady Sarah Radchester

Walter Clegg / Len Smith

Sidney Bulmer

Peter Findon

Hilary Nash / Hilary Main

Inge Lindstrom / Inge Belbin

Laura Granton

Andrew Retford / Robert Gordon

Julia Main

Priscilla Graves

Det. Chief Supt. Guthrie / Det. Chief Insp. Guthrie

Stephen Howard

Harry Selby / Charles Arkwright

Lord Arkwright / Joseph Elvin

Patrick Bell / George Dyson

Main's Secretary / David Main's Secretary

Simon Rimsey / Stanton

Edward Ransom / William Trehearne

Peter Jarratt

Frederick

Det. Sgt. Abbott / Tobias Wheeler