The Lifetime network will be showing a special on Sunday, June 11 at 8 p.m. called Mendendez: Blood Brothers — which will take us inside the true crime story of Lyle and Erik Menendez.

The brothers are serving jail time for murdering their parents, Jose and Kitty Menendez, back in 1989. According to a statement on the network's site, "The movie will also reveal new details about the extreme abuse the brothers endured at their father’s hands, all while their mother looked the other way."

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Here is everything you need to know about the murder case.

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The incident took place on Aug. 20, 1989, at their home in Beverly Hills, CA. At the time, Erik was 18 and Lyle was 21. Jose was shot in the head, while Kitty was shot a few times as she tried to escape. According to Biography.com, Erik confessed to his therapist that he and Lyle committed the crime — and Lyle threatened to kill the therapist. The therapist's girlfriend was the one who took this to the authorities.

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Lyle Menendez.

Lyle and Erik were arrested in 1990 and were found guilty of first-degree murder in 1996 and were sentenced to life without parole. The first trial aired on CourtTV back in 1993 and in January 1994 both cases — they were tried together with different juries — were declared mistrials as verdicts could not be reached.

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In October 1995, a retrial was conducted and this time the brothers were tried with the same jury and this time the death penalty was off the table [this is originally was the prosecution was going for].

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Erik Menendez.

Lyle and Erik say they suffered a great deal of abuse growing up, however, it is also widely speculated that they were hoping to get their hands on their wealthy parents' inheritance money.

Courtney Love, Nico Tortorella, Myko Olivier, and Benito Martinez will all star in the upcoming special.