Boris Karloff as Colonel Perceval March
with Ewan Roberts as Inspector Ames
(except episodes featuring Eric Pohlmann as Insp. Goron)
Recurring cast:
Eric Pohlmann as Inspector Goron of the Paris Surete (1954)
(featured in "Passage At Arms" "The Headless Cat" "The Silent Vow" "The Silver Curtain"
he also appeared in a different role in "The Second Mona Lisa")
stories based on
'The Department of Queer Complaints'
by Carter Dickson (John Dickson Carr)
published in 1940.
The series starred Boris Karloff as the urbane, eye-patched sleuth
Colonel March, whose mystery-solving ranged from the unnatural to the
supernatural.