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Elizabeth Short -

In January 1947 aspiring actress Elizabeth Short was found brutally murdered in a vacant Los Angeles parking lot. There was no evidence to be found on the scene.

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Elizabeth Short -

To this day the case, which is known as the 'Black Dahlia' case, remains unsolved, although there have been many theories, allegations, and leads over the years.

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Bob Crane -

After 'Hogan's Heroes' star Bob Crane was found brutally murdered at his apartment in 1978, there were many sordid revelations about his life.

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Bob Crane -

It was never revealed, however, who actually killed him. Many thought it was his longtime friend John Carpenter, but there was never sufficient evidence to convict.

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Johnny Stompanato -

When Johnny Stompanato was stabbed in 1958, there was no question that it was murder. What is up for debate, however, is who actually did the deed.

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Johnny Stompanato -

Some believe it was his film star girlfriend, Lana Turner, while others believe it was her 14-year old daughter, Cheryl Crane. Only Crane is still alive and she will not talk.

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Virginia Rappe -

In 1921 silent film actress Virginia Rappe died of internal injuries sustained at a Prohibition party. According to her friend, she said it was Roscoe 'Fatty' Arbuckle who caused her injuries.

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Virginia Rappe -

Arbuckle was charged with her murder and tried three times, but none of the trials ever ended in a conviction. Instead he died from a heart attack at age 46.

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Thelma Todd -

In 1935 actress Thelma Todd died of carbon monoxide poisoning. She was found slumped over the wheel of her car. It was never revealed whether her death was accidental or not.

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Thelma Todd -

There were some who believed Todd had been killed: when she was found, her car engine wasn't running and her throat showed signs of trauma, as if a pipe had been forced into her mouth.

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Marilyn Monroe (1926–1962) -

When Marilyn Monroe was found dead after a barbiturate overdose in 1962, her death was ruled a 'probable suicide.' No certain cause was ever revealed.

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Marilyn Monroe -

Conspiracy theorists maintain that her death was less likely a suicide than a murder carried out to prevent her from discussing extramarital affairs with the Kennedy brothers.

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Natalie Wood -

In 1981 actress Natalie Wood drowned while on a boating trip with her husband. She was found floating face down in the water, and at first her death was ruled accidental. 

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Natalie Wood -

Later, however, bruises were found on her body, which led law enforcement to consider foul play. Her husband Robert Wagner was the prime suspect, but there was never an arrest.

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Tupac Shakur -

Hip-hop star Tupac Shakur died in 1996 after a drive-by shooting that occurred while he was leaving a boxing event. To this day, the exact events of his death are unknown.

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Tupac Shakur -

There were many theories about who in the New York City criminal underworld may have been responsible for Tupac's death, but ultimately no arrest was ever made.

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George Reeves -

In 1959 'Superman' actor George Reeves died of a gunshot wound to the head. His death was ruled a suicide, but many actually suspected foul play.

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George Reeves -

Foul play was suspected largely because the shooting occurred during a social visit between Reeves and three of his friends, including his fiancée.

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Bobbi Kristina Brown -

The daughter of Whitney Houston and Bobby Brown, Bobbi Kristina Brown, died in 2015. She had spent six months in a hospice after being found face down and unconscious in her bathtub.

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Bobbi Kristina Brown -

The autopsy determined that the 22-year old had died from a fatal combination of multiple drugs and immersion in water. It was never ruled intentional or accidental, however.

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Dolores O'Riordan -

The lead singer of The Cranberries, Dolores O'Riordan, died unexpectedly in a hotel room at age 46. She had been recording music at the time.

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Dolores O'Riordan -

The singer's death has not been treated as suspicious, but it has been classified as 'unexplained.' Until today the coroner still has not ruled on the cause of death.

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Christopher Wallace -

Christopher Wallace, better known as Notorious B.I.G., AKA Biggie Smalls was shot dead six months after Tupac Shakur. He was leaving a party in Los Angeles at the time.

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Christopher Wallace -

The rap legend died just an hour after he was shot. He was 24 years old at the time, and his murder still remains unsolved.

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David Carradine -

Actor David Carradine, who starred in both 'Kill Bill' movies, was found naked and hanging in the closet of his Bangkok hotel room in 2009.

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David Carradine -

The autopsy determined the cause of Carradine's death was asphyxiation. The suicide option was ruled out, but the possibility of accidental death was left open.

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Jack Nance -

In 1997 'Eraserhead' actor Jack Nance turned up at a coffee shop with a black eye, telling his friends that he had "told off some kid" and "got what he deserved."

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Jack Nance -

The next day he was found dead on the floor of his apartment. Authorities determined that he had suffered a blow to the head and had been fighting with two men at a donut shop the day before.

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William Desmond Taylor -

Shortly after silent film director William Desmond Taylor was found dead with a bullet in his back in 1922, a love note from a young actress was found in his home.

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William Desmond Taylor -

The actress, whose name was Mary Miles Minter, later admitted to having been in the director's home on the night he was killed. The case was never solved, however.

Sources: (Reader's Digest) (USA Today)

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