A shy librarian falls in love with and marries a smooth-talker, who is secretly already married and plots the death of his new wife.

Barbara Feldon, Robert Powell, Linda Thorson, T. P. McKenna, Mary Wimbush, John Boswall, Ivor Roberts, Howard Rawlinson, Ronald Mayer, David Billa

A couple moves into a sinister old country house, and the husband is taken over by strange forces.

John Carson, Joanna Dunham, Hilary Hardiman, Athol Coats, James Cossins, Richard Aylen, Jack Galloway, Mary Ann Severne

When two young women rent a room in a dark house filled with strange inhabitants, one of them is killed and the other is haunted by a mysterious man who appears at the top of the stairs.

Donna Mills, Judy Carne, David de Keyser, Francis Wallis, Alethea Charlton, Brian McGrath, Peter Cellier, Clifford Parrish, Scott Forbes, Rhoda Lewis, Alan Roberto, Laura Collins, Richard Corbet, Charles Hill

While a couple vacations in London, the husband begins to act strangely, calling his wife "Theresa," and they become involved in espionage.

Paul Burke, Polly Bergen, Dinsdale Landen, Basil Henson, Vernon Dobtcheff, Meriel Brooke, William Job, Roger Hume, Larry Taylor, Betty Woolfe, Neville Phillips, Ted Richards, John Caesar

A serial killer escapes from an asylum and picks a seemingly innocent woman as his next victim, but she is not as innocent as she seems.

a.k.a "The Carnation Killer" (US title)

A woman who has been in a car accident and has amnesia believes that she has committed murder and turns herself into the police.

Richard Johnson, Zena Walker, Donald Gee, Ronald Radd, Robert Dorning, Christina Greatrex, Anthony Boden, David Lampson

When several young women have been strangled in her neighborhood, a neurotic librarian tries to catch the killer.

Maureen Lipman, Richard O'Callaghan, Jan Francis, James Grout, John Le Mesurier, Colin Fisher, Rose Hill, Richard Pendrey, John Nightingale, Jenny Quayle, Georgina Melville, Sue Bond

A college professor has an affair with a student and kills his wife, but then he receives blackmail letters from someone who claims to know what he did.

Patrick O'Neal, Angharad Rees, Michael Kitchen, Gerald Sim, Gary Watson, Patricia Donahue, Terry Wright

A fashion model buys a haunted Rolls-Royce.

Donna Mills, Jeremy Brett, Robert Morris, Laurence Payne, Eric Lander, Michael Beint, Anthony Dawes, Bob Holness, Ray Marioni

A young playboy hires an eccentric husband and wife team of private detectives to investigate the murder of his tycoon father.

Gayle Hunnicutt, Stephen Rea, Jean Kent, Christopher Cazenove, Peter Dyneley, Derek Francis, Frances Bennett, Shirley Cain, Oliver Smith, Arthur White, James Appleby, Sally Miles, Francis Mortimer, Gilly Flower

A serial killer who marries and then murders rich older women falls in love with a beautiful young woman he meets at a health resort, but he must have one more victim before he settles down with her.

A young secretary doing work after hours is terrorized by a murderer in a deserted office building.

After an actress who plays a nun in a TV series meets a strange fan, several cast members meet with fatal or near-fatal accidents.

The grieving parents of a recently deceased soldier are visited by a man claiming to be their son's best friend, but he is not all that he claims to be.

A young woman's friend disappears from a country hotel, but no one, including the police, believes her.

A businessman claims that he's being framed for his wife's murder and hires a private detective to investigate the case.

After a young woman is attacked on her way to visit friends in the country, she spends time in a mental institution. When she is released, she sees her attacker and exacts her revenge.

A woman who is hired to care for a paraplegic girl is a devil worshipper and promises the girl that she will be able to walk again in exchange for her soul.

A woman on a train finds a dead man, but later the body disappears and the man is seen alive.

The psychopathic twin brother of an architect escapes from prison and goes on a killing spree.

A scientist invites three students to help him with his new study, which involves mind control of criminals.

A gambler is kidnapped by a deranged tycoon who believes himself to be the greatest gambler in the world and eliminates all of his opponents.

A young model is terrorized by a peeping tom and obscene phone calls.

A man married to a rich woman hires a burglar to kill her but ends up being framed for the murder.

A young woman investigates when her two roommates disappear after answering a newspaper ad.

A young woman investigates the disappearance of her boyfriend from a strange motel.

A woman thinks that she has witnessed a murder during a sleepwalking episode.

A woman confined to a wheelchair is terrorized by a sadistic killer.

An opera singer accidentally kills her husband who has suddenly shown up after a 10-year absence, but his body disappears.

When he is a wealthy young woman mistakenly dials his number, an out of work actor pretends to be a psychiatrist and tries to help her understand her recurring dreams of murder.

Two female tourists become involved with criminals who are chasing a man recently released from prison who knows the whereabouts of stolen money.

While her husband is away, the wife of a private detective investigates a murder case.

A witness against a crime syndicate hides on a deserted island, where he meets a beautiful young woman who persuades him to murder her rich older husband.