S.I.S. agent David Callan is brought out of retirement for one last assignment.
Edward Woodward
David Callan
Russell Hunter
Lonely
George Sewell
Haggerty
Hugh Walters
Hunter
David Cann
Cawthorne
Jeremy Gittins
Robin Miller
Felicity Harrison
Liz
Donald Hoath
Radlett
Milos Kerek
Dobrovsky
Anthony Smee
Thorne
Josie Kidd
Mrs Dorothy Radlett
Philip Bird
Phil Jebb
