Dossier on Dumetrius

Dossier on Dumetrius is a 1951 Australian radio serial by Lindsay Hardy. It was hugely popular and was adapted into a book and a film. There were also several sequels.

The lead role was played by Bruce Stewart who became an important writer.

Premise
Major Keen of MI5 tracks down the criminal Dumetrius.

Cast

 * Bruce Stewart as Major Keen
 * Dinah Shearing as Hedy Bergner
 * Guy Doleman as Dumetrius
 * Frank Waters as Sgt Tom Coutts
 * Moray Powell as Col Milo Julian Fentris
 * Alan White as Hank Godowski
 * Reg Goldsworthy as Peter Ridgeway
 * Ruth Cracknell as Dora

Adaptations
Hardy adapted the serial into a 1953 novel Requiem for a Redhead. This was filmed in England as Assignment Redhead (1956).

Sequels
The series was very popular. There were four sequels, with Stewart reprising his role in the first two:
 * Deadly Nightshade, over 104 episodes in 1952. This was turned into a 1954 novel The Nightshade Ring.
 * 26 Hours which aired 1952–53. This was turned into the 1955 novel Show No Mercy aka The Faceless Ones.
 * Two Roads To Samarra (1955)
 * The Smell Of Terror (1956)