The Scorpio Letters (1967)

When scientists use eco-terrorism to impose their will on the world by affecting extremes in the weather, Intelligence Chief Cramden calls in top agent Derek Flint.

A member of British Intelligence assumes a fictitious criminal identity and allows himself to be caught, imprisoned, and freed in order to infiltrate a spy organization and expose a traitor; only, someone finds him out and exposes him to the gang...

After two British Secret Intelligence Service agents are murdered at the hands of a cryptic neo-Nazi group known as Phoenix, the suave agent Quiller is sent to Berlin to investigate.

A mystery writer is intrigued by the tale of notorious criminal Dimitrios Makropolous, whose dead body was found washed up on the shore in Istanbul. He decides to follow the career of Dimitrios around Europe, in order to learn more about the man. Along the way he is joined by the mysterious Mr. Peters, who has his own motivation.

At the insistence of Ruth Van Rydock, an old schoolfriend who is convinced that there is something wrong, Miss Marple agrees to visit 'Stonygates', the country house of Ruth's sister.

P.C. George Dixon is a long-serving traditional copper who is due to retire shortly. He takes a new recruit under his aegis and introduces him to the easy-going night beat. Dixon is a classic ordinary hero but also anachronistic, unprepared and unable to answer the violence of the 1950s.

When hired killer John Gant rides into Lordsburg, the town's folk become paranoid as each leading citizen has enemies capable of using the services of a professional killer for personal revenge.

After being run out of Las Vegas, reporter Carl Kolchak heads for Seattle and another reporting job with the local paper. It's not long before he’s on the trail of another string of bizarre murders. It seems that every 21 years, for the past century, a killer murders a certain number of people, drains them of their blood, and then disappears into the night. Kolchak is on his trail, but can he stop him?

A sister and her disturbed twin are implicated in a murder and a police detective must figure out which one's the killer.

An ex-fireman with PTSD goes on the run when accused of a crime he doesn't even remember committing, leading him down a rabbit hole of conspiracy to the highest degree.