Scotland Yard detectives attempt to solve a spate of safe robberies across England beginning with clues found at the latest burglary in London. The film is notable for using a police procedural style made popular by Ealing in their 1950 film The Blue Lamp. It is known in the US as The Third Key.

The Verdict
1946
6.5/10

Black Angel
1946
6.0/10

The Blue Lamp
1950
6.6/10

The Glass Key
1942
6.6/10

The Naked City
1948
7.2/10

The Mirror Crack'd
1980
6.1/10

M
1951
6.4/10

Sapphire
1959
7.0/10

They Made Me a Fugitive
1947
6.6/10

The Man Who Cheated Himself
1950
6.1/10

Blackmail
1929
6.5/10

Lady in the Lake
1946
6.0/10

Born to Kill
1947
6.7/10

Maniac
1963
6.1/10

Sleep, My Love
1948
6.3/10

T-Men
1947
6.8/10

The Interview
1998
6.8/10

Witness to Murder
1954
6.3/10

The Damned Don't Cry
1950
7.0/10

The Blue Gardenia
1953
6.5/10
Murder, My Sweet
1944
7.26/10