A twisted zealot seeks to kill all those he feels are sinners.

The Watcher

Boris Karloff

John Brahm

Girl With a Secret

The Purple Room

When the paths of a disturbed young man (consumed with the idea of taking over the life of his boss) and a disturbed young woman (obsessed with the same man) cross, the results are disatrous.

The Twisted Image

A young boy with an unhappy homelife gets dangerously absorbed in his imagination.

Child's Play

A man dies and leaves a diary describing how he and his sister murdered a woman. The sister's unscrupulous daughter-in-law uses the diary for blackmail.

Worse Than Murder

An eight-year-old girl is accused of murdering a man and then trying to kill again.

The Mark of the Hand

When an aging film actress dies under mysterious circumstances a friend and her former husband try to find out what happened to her.

Rose's Last Summer

The inner workings of a crime syndicate are examined as their mouthpiece lawyer wrestles with his conscience over the future of the organization.

The Guilty Men

A man who inherits a house from his brother has one night to decide whether or not to stay - if he leaves, his cousins will inherit the house instead. He expects his cousins to try and frighten him into leaving, but could the strange happenings be more than pranks?

When the wife of a government agent inadvertently discovers the details of one of his missions she becomes a girl with a secret that must be kept at all costs.

A phony clairvoyant suddenly starts having genuine premonitions. Will he be able to save those closest to him when he sees death in their future?

The Prediction

A canidate for Mayor is told he won't live through the next day. The police are sent to protect him and we follow their actions as well as those of the potential killer.

The Fatal Impulse

A former alcoholic is haunted by a past he can't remember. Will he be able to stay alive long enough to unravel the mystery?

The Big Blackout

A man desparate for money decides to enlist the help of a serial killer in getting the cash he needs from his wife.

Knock Three-One-Two

A man overhears the kidnapping and murder plot of two unsavory characters and tries to prevent it from being carried out despite the fact that his own life is in danger.

Man in the Middle

A pair of very unusual glasses allow the wearer to see the absolute truth about whatever they look upon. We see what happens as they pass from one owner to another.

The Cheaters

A young couple buy a run-down, old mansion surrounded with legends about the lack of mirrors and the deaths of many former tenants. On their first night in the house they are frightened by strage visions, inexplicably intertwined with mirrors and glass.

The Hungry Glass

A man in nineteenth century England disposes of his family members one by one - his weapon of choice? - an undetectable poison concealed within his ring.

The Poisoner

A man arrives in Tangier looking for his missing brother who seems to have been involved in some shady dealings.

Man in a Cage

A wealthy girl takes up with a mercenary beachbum. Together they plot to kill her uncle for his money

Choose a Victim

A young detective is sent to the English countryside to investigate a strange murder. His wife, who has accompanied him, soon finds herself a target of the locals who believe she is a witch.

Hay-Fork and Bill-Hook

When a man discovers a body in the trunk of his car the harder he tries to prove his innocence the more guilty he looks. Do the attempts on his wife's life have anything to do with this strange case?

The Merriweather File

A child murderer is on the loose. A mentally disturbed man is arrested for the crimes, but a determined police lieutenant isn't sure they have the right man.

The Fingers of Fear

A man is kidnapped on the eve of his wedding and held prisoner by a ghoulish creature claiming to be the devil himself.

Well of Doom

A research scientist accidentally discovers a strange gas that penetrates his gas mask and the effects are most bizarre - now every time he hears a bell it sends him into a murderous rage.

The Ordeal of Dr. Cordell

Three separate tales: a man murders his uncle for the inheritance but the uncle is no ordinary man; a man wins a fortune gambling but may not live to enjoy it; a serial killer meets an odd fate.

Trio for Terror

A musician tells a strange tale of involvement in a voodoo cult.

Papa Benjamin

When a man murders his adulterous wife his brother attempts to conceal the crime by disposing of the body - but it won't be easy.

Late Date

A series of brutal murders in the modern-day U.S. mirror those of Jack the Ripper. Sir Guy informs the police of his theory that it is in fact the Ripper himself, alive and well - and not a year older.

Yours Truly, Jack the Ripper

A starving artist goes to a pawn shop with one of his paintings and ends up pawning his soul to the devil. Will he be able to redeem it when the time comes?

The Devil's Ticket

A young teacher is lost during a storm and wakes up to find herself held prisoner in a run-down mansion inhabited by a strange and terrifying family.

Parasite Mansion

A book dealer turns to murder over his adulterous wife - taking his methods for killing from classic literature.

A Good Imagination

A little girl is the sole heir to her mother's fortune and her greedy relatives are out to kill her for her money. What they don't realize is this little girl has a supernatural guardian.

Mr. George

A young man's former girlfriend comes to him for help; her husband, a famous pianist, is being terrorized by an unknown being - is it a dead rival, secretly alive, or is it something much more grotesque.

Terror in Teakwood

A professor researching an eighteenth century murderous magician purchases a mirror in Paris only to find the magician's victims imprisoned within - or is it only a trick?

The Prisoner in the Mirror

The patriarch of a family of magicians dies and leaves his nephew his book of secrets - and it is indeed a dark legacy involving satanic spirits and black magic.

Dark Legacy

Two young brothers attempt to spend the night in an abandoned southern plantation and encounter some birds that seem to have a strong dislike for intruders.

Pigeons From Hell

An eccentric mystery writer purchases a ghoulish painting of the grim reaper which happens to have a curse on it - almost all of its former owners have died. When the owner's life is in danger the painting sends a gruesome warning - it begins to bleed.

The Grim Reaper

Thriller is an American anthology television series that aired during the 1960–61 and 1961–62 seasons on NBC. The show featured host Boris Karloff introducing a mix of self-contained, macabre weird-horror and morbid, hitchockian crime stories, in some of which he also starred.

The Watcher

Seasons2

Season 1 Episodes37

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Crew1

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Episode Summary