These serial killer mysteries will creep you out! Welcome to WatchMojo, and today we’re counting down our picks for the most unnerving and unsolved questions involving famous murder cases.

David Suchet is the inimitable Poirot, who solves the crimes in "The Murder of Roger Ackroyd" and "Lord Edgware Dies." The two mysteries, about 100 minutes each, can be ordered at 1-800-423-1212 ...

He needs the Famous Five to help solve a mystery which is about to unfold because he knows that someone is trying to murder Cab Vee, the jazz singer who is visiting the hotel.

Famous detective Kosuke Kindaichi’s first case, the Honjin Murder Mystery. Honjin descendant Kenzo Ichiyanagi and his new wife Katsuko Kubo lay dead in a bed of blood on the night of their wedding.

There are countless famous murder mysteries, but all the greatest share one thing in common: a memorable detective. Agatha Christie had a whole host of go-to figures, from Poirot to Miss Marple.

Richard Osman, the creator of the irresistible “Thursday Murder Club” series, introduces a beguiling new team of sleuths in “We Solve Murders.” Front and center is Amy Wheeler, a married ...