Lady Tresselian invites several guests to stay at her seaside house at Gull’s Point. Against her better judgment she has allowed her late husband’s ward, handsome tennis ace Neville Strange, and his wife Kay to come at the same time as Neville’s ex-wife Audrey. Other guests include Mary, Lady Tresselian’s companion; Ted, Kay’s ever-present friend; Thomas, a family friend who has just returned from spending the war in Africa and Lady Tresselian’s old friend Lord Justice Treves.

A BBC Radio 4 full-cast dramatisation of Agatha Christie’s darkly suspenseful psychological thriller. ‘Some are born to sweet delight/Some are born to endless night’ William Blake Agatha Christie wrote 'Endless Night' in 1967, and it is one of her greatest - and most unusual - novels. Creepy, malevolent and claustrophobic, it is a story about choices, the nature of good and evil, and grim retribution.

A foggy night... a lonely country house... and a woman with a gun in her hand quietly surveying the dead body of her husband. It looked like a straightforward case of murder. Or was it? As the ghosts of an old wrong begin to emerge from the past, the case begins to look anything but straightforward... First staged at the Duchess Theatre in London in 1958, this play ran for 604 performances and is as gripping and ingenious as you would expect from the Queen of Crime.

With World War II at an end, Charles Hayward is finally free to marry the woman he loves, Sophia Leonides. However, she refuses - the unexplained death of her grandfather, wealthy businessman Aristide Leonides, draws her back to the suffocating environment of her family home. Charles follows, but his arrival coincides with the discovery that Aristide’s death was murder. The ensuing investigation drags Charles into the dark heart of the family, and its deadly secrets and dangers.

A BBC Radio 4 full-cast dramatisation starring John Moffatt as Hercule Poirot with Stephanie Cole and Donald Sinden. Hercule Poirot, along with three other luminaries from the world of crime detection, is invited to dinner by the renowned London socialite Dr Shaitana. Also on the guest list are four members of what Shaitana calls his Black Museum - a collection of murderers who have each succeeded in 'getting away with it'. After midnight, when the guests prepare to leave, they make a terrible discovery.

Gordon Cloade is killed in a London air raid, and his vast fortune passes to his young wife Rosaleen. Five of his relatives are desperate to get their hands on Cloade's money, and Rosaleen begins to fear for her life. The prospects for the Cloades improve when they discover that Rosaleen had a previous husband who perished mysteriously in Africa. Then a mysterious stranger appears in the village, saying that he has something to communicate to her, but the following morning he is found dead.

A BBC Radio 4 full-cast dramatisation starring June Whitfield as Miss Marple, the deceptively mild spinster sleuth. Wealthy businessman Rex Fortescue is found dead with rye grain in his pocket. His death is followed in quick succession by a woman dying while eating bread and honey, and a maid in her garden. Inspector Neele, in charge of investigating the spate of murders, consults with Miss Marple, who has an interesting and surprising theory to offer.

The gruesome death of Mrs McGinty provokes Superintendent Spence to seek the help of his old ally Hercule Poirot. The victim’s young lodger has been found guilty and is due to hang. But Spence is not convinced by the circumstantial evidence which influenced the verdict. So, at considerable personal discomfort, Poirot goes down to the sleepy village where the old lady lived and where, by chance, his good friend Ariadne Oliver is also staying.

A Radio 4 full-cast dramatisation starring June Whitfield as the deceptively mild Miss Marple with Ian Lavender, Joan Sims and Susannah Harker. Elspeth McGillicuddy is down from Scotland for a holiday and boards the 4:50 train from Paddington station to visit her friend, Miss Marple. During the journey, another train pulls alongside, and through the window Mrs McGillicuddy witnesses a tall, dark man strangling a blonde woman. She reports what she has seen, yet no one takes any notice.

There's Rosemary, that's for remembrance. Published in 1945, "Sparkling Cyanide" is all about remembrance. It begins with six characters recalling the horrific death of Rosemary Barton, a beautiful but shallow young heiress poisoned by a cyanide-spiked glass of champagne whilst celebrating her birthday at a smart London restaurant.

In this delightful tale, an Eastern Prince arrives in England with some family jewels which he’s having reset as a gift for his fiancée. However, the Prince also has a mistress; she asks to wear one particularly enchanting piece that features a huge ruby, and then promptly disappears with it. Poirot discovers a connection with a house party at the home of Colonel and Mrs Lacey, and in order to pursue his investigation an invitation is procured for him to the Laceys’.

To understand the strange goings on at The Pale Horse Inn, Mark Easterbrook knew he had to begin at the beginning. But where exactly was the beginning? Was it the savage blow to the back of Father Gorman's head? Or was it when the priest's assailant searched him so roughly, he tore the clergyman's cassock? Or could it have been the priest's visit, just minutes before, to a woman on her deathbed? Or was there a deeper significance to the violent squabble that Mark Easterbrook had himself witnessed earlier?

BBC Radio 4 full-cast dramatisation starring June Whitfield as the sharp-witted spinster sleuth. Dolly Bantry, mistress of Gossington Hall, is enjoying a pleasant doze when suddenly her dreams take a strange turn. The housemaid Mary is telling her that there is a body in the library.

Following an otherwise-enjoyable literary luncheon, the celebrated crime novelist Ariadne Oliver is accosted by a particularly formidable woman who engages her in conversation about one of her many god-daughters, whom Ariadne hasn’t seen since she was a child. She lands a bombshell with the question ‘What I want to know is this: did her mother kill her father, or was it the father who killed the mother?’

Late one night, two teachers investigate a mysterious flashing light in the sports pavilion, while the rest of the school sleeps. There, among the lacrosse sticks, they stumble upon the body of the unpopular games mistress, shot through the heart from point blank range.