Dirk Benedict. Dirk Benedict was 39 in Mark of the Devil as 'Frank Rowlett'.
Jenny Seagrove. Jenny Seagrove was 27 in Mark of the Devil as 'Sara Helston'.
George Sewell. George Sewell was 60 in Mark of the Devil as 'Det. Inspector Grant'.
Tom Adams. Tom Adams was 46 in Mark of the Devil as 'Westcott'.
Burt Kwouk. Burt Kwouk was 54 in Mark of the Devil as 'Hai Lee'.
Peter Settelen. Peter Settelen was >> in Mark of the Devil as 'Det. Sergeant Kirby'.
James Ellis. James Ellis was 53 in Mark of the Devil as 'Father Dowd'.
Reginald Marsh. Reginald Marsh was 57 in Mark of the Devil as 'Dr. Melford'.
Nicholas Field. Nicholas Field was 36 in Mark of the Devil as 'Billy Zarn'.
Maggie Rennie. Maggie Rennie was 65 in Mark of the Devil as 'Ma Perkins'.
Hugh Morton. Hugh Morton would have been no older than 81 in Mark of the Devil as 'Butler'.
Val Guest. Val Guest was 72 in Mark of the Devil as 'Director'Brian Clemens. Brian Clemens was 53 in Mark of the Devil as 'Writer'
Michael Cronin
Alibe Parsons