Offered a job as a presidential adviser, a professor is forced to dispose of those who knew him when he was a spy.
James Coburn
as Robert Elliot
Lee Grant
as Jean Robertson
Harry Andrews
as Albert Parsons
Ian Hendry
as Alex Hellman
Michael Jayston
as David Baker
Christiane Krüger
as Christina Larsson
Keenan Wynn
as E.J. Farnsworth
Terence Alexander
as Business tycoon
Julian Glover
as Arnold Pryce-Jones
Philip Anthony
as Eliot's Secretary
Mary Larkin
as Jean's Secretary
Ewan Roberts
as Laboratory Technician
