Robin Ellis
— Franklin Blake
Vivien Heilbron
— Rachel Verinder
Martin Jarvis
— Godfrey Ablewhite
Kathleen Byron
— Lady Verinder
Peter Sallis
— Mr. Buff
Colin Baker
— John Herncastle
Stephen Rea
— Major Frayne
Pat Gorman
— Baker / Plain Clothes Man
Albert Moses
— Treasury Guard
Marguerite Young
— Mrs. Threadgall
Sherrie Hewson
— Charity Ablewhite
Georgina Simpson
— Grace Ablewhite