The Cullen Davis case is a notorious true crime saga that unfolded in the 1970s. Thomas Cullen Davis, a wealthy oil tycoon from Texas, was accused of murder and attempted murder in two separate incidents.

The first incident occurred in August 1976, when a shooting took place inside a Fort Worth mansion owned by Cullen Davis. The incident resulted in two deaths and two injuries. Cullen Davis was arrested and faced charges related to the murders. His estranged wife, Priscilla Davis, claimed that he was responsible for the killings.

The subsequent trials surrounding the Cullen Davis case were highly publicized and captured national attention. Cullen Davis became known for being acquitted of the charges against him, thanks in part to the legal defense led by prominent criminal defense attorney Racehorse Haynes. The case was marked by its sensational nature, involving a wealthy oilman, a luxurious mansion, and a convoluted web of familial and marital strife.