114 Murder Mystery Riddles To Test Your Deduction Skills

A wealthy man lives alone in a small cottage. Being partially handicapped, he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?

100 people are standing in a circle. The person standing at number 1 is having a sword. He kills the person next to him with the sword and then gives the sword to the third person. This process is carried out till there is just one person left. Which number survives at the last?

Someone used a sharp item to kill Robert; his friends clarified they couldn’t have killed Robert as they only had a music player, a water bottle, and some papers with them. How did the detective find out they were lying?

One woman was not punished by the court despite her sister claiming and showing ample proof that she murdered her husband. Why was the woman not jailed?

A murderer informed police that he would kill someone in the only place from where one couldn’t see the Eiffel tower. How did the police catch him?

Ray Whitcombe was found dead in his office at his desk. The police have narrowed the suspects down to three people: Mrs. Barbara Whitcombe, Ray's wife. Mr. Jason McCubbins, Ray's business partner. Mr. Harold Nichols, Ray's best friend. All three visited Mr. Whitcombe the day of his murder, but all three provided the police with stories of explanation as to the reason for their visit. Police found Mr. Whitcombe with his wrist watch still on his right arm, a torn up picture of his wife laying on the floor beside the trash can, and an ink pen in his right hand. On the desk, the police found a name plate, a telephone that was off the hook, and a personal calendar turned to the July 5th page with 7B91011 written on it. After examining this evidence, the police knew their suspect. Who was it?

A girl and a boy were out one night. They were in the woods, and they saw 3 men hunting. Next day the girl and boy were found dead. Why is this?

A homicide detective is called at a crime scene. A man is lying dead in front of an abandoned building. It is believed that the man jumped out of a window off the abandoned building and committed suicide. The detective asks his team to collect evidence and he heads towards the building. He goes to the first floor and towards the room that is on the front side. Inside the room, he lights a cigarette, walks towards the window facing the dead body, opens the window and throws out the cigarette. He then goes to the second floor and repeats the same process. He keeps doing the same thing till he is done with all the floors and then takes the lift to the ground floor. Upon reaching there, he informs the team that it is not a suicide but a murder. How did he know that it was a not a suicide?

A workman was killed at a construction site. The police began questioning a number of the other fellow workers. Based on past scrapes with the law, many of the following workers were considered prime suspects: The electrician was suspected of wiretapping once but was never charged.

The carpenter thought he was a stud. He tried to frame another man one time. The glazier went to great panes to conceal his past. He still claims that he didnt do anything, that he was framed. The painter had a brush with the law several years ago.

The heating, ventilation and air conditioning contractor was known to pack heat. He was arrested once but duct the charges. The mason was a prime suspect because he gets stoned regularly.

The cabinet maker is an accomplished counter fitter. The autopsy led the police to arrest the carpenter, who subsequently confessed. Why?

A woman was horrified to find a fly in her tea. The waiter took her cup and went into the kitchen and returned with a fresh cup of tea. She shouted, “You brought me the same cup of tea!” How did she know?

A man and his wife are driving in a car, but it breaks down. He gets out but makes sure that the windows are up and the doors are locked. When he comes back to his car, his wife is dead, there’s blood on the floor, and there is a stranger in the car. What happened?

The body of a hunter named Adrian was discovered at the bottom of a cliff, beneath the site where his girlfriend’s dead body was found. He was still fully clothed in cold-weather apparel befitting of the season, including hiking boots, mittens, several layered jackets, and thick trousers made of wool.

A member of Adrian’s hunting party named James was questioned, and he told the police that he had overheard Adrian having a heated argument with his girlfriend, Lulo. According to James, the argument became aggressive – Adrian picked up a rock and bashed Lulo over the head, killing her. After delivering the blow, Adrian looked up to see James watching him and was so startled that he turned and ran right off of the cliff to his demise.

James pointed out the rock that he believed Adrian had used to hit Lulo, and it was sent in for forensic analysis. After testing it, the lab discovered that Adrian’s fingerprints were indeed on the rock that supposedly killed Lulo.

The police immediately arrested James for Adrian’s murder. How did they conclude Adrian was slain and that James was the culprit when forensics seemed to corroborate James’s story?

Two chickens were found dead on the farm. What does the detective suspect?

A detective is called to the site of a murder. A young woman who worked as a waitress at a nearby club called Jake's Palace had been hit over the head and then choked with a belt. Her attacker, assuming she was deceased, had left her there, but she had only been unconscious.
She managed to drag herself 20 feet toward's the water's edge, where she scrawled a message in the sand before passing from her head wound. The two officers who were first on the scene found two partially eroded letters that looked like an "h" and a "p" and assumed the victim had written "help" in the sand before the water began to wash them away.
While the detective is still assessing the scene, additional officers arrive, bringing three male suspects:

Who did it, and how did he know?

There were 5 people in a room, I came and killed 4. How many remain?

Two cars were involved in an accident in the center of town. The man who was driving a little green car, had overtaken a big black car.

The driver had misjudged the distance between him and the on-coming traffic and had to swerve back in, causing the black car to swerve and crash into a shop window.

When the occupants of the cars were examined everyone in the green car was okay, but in the black car was one dead man. However, the driver of the green car was not charged with manslaughter, why was this so?

A man is discovered dead sitting at his desk, alone in the locked office. He did not commit suicide and there were no weapons in the room. The only clue is a sealed envelope on the desk in front of him. How did he die?

A man is found hanging in a room four feet off the floor. There is nothing else in the room except for a large puddle of water below him. The police do not see anything the man would have climb on to hang himself. Did he commit suicide and, if so, how did he do it?

A man eats dinner, goes up to his bedroom, turns off the lights, and goes to sleep. In the morning, he wakes up and looks outside. Horrified at what he sees, he hurls himself out his window to his death. Why does he do this?

Accused of stealing the farmer’s chickens, a man is locked up in an empty room in the local jail. His cell has a dirt floor and is completely void of any accessories except for a shovel. There is a window overlooking the hills outside. The man is determined to break out and prove his innocence, but the window is too high to reach and beneath the shallow dirt floor is rock. How can he escape?