Diane Borchardt was a former teacher's aide/study hall monitor at Jefferson High School in Wisconsin

Wisconsin

Wisconsin is a U.S. state located in the north-central United States and is part of the Midwest. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake Michigan to the east, Michigan to the northeast, and Lake Superior to the north. Wisconsin's capital is...

. She was convicted of hiring three of her students to murder her estranged husband, Ruben Borchardt, on Easter morning in 1994.

At her trial, Diane Borchardt was found guilty of first-degree intentional homicide. She was sentenced to life in prison, with no possibility of parole until she had served 45 years of her sentence.

The 1996 television movie

Television movie

A television film is a feature film that is a television program produced for and originally distributed by a television network, in contrast to...

, Seduced by Madness: The Diane Borchardt Story, starred Ann-Margret

Ann-Margret

Ann-Margret Olsson is a Swedish-American actress, singer and dancer whose professional name is Ann-Margret. She became famous for her starring roles in Bye Bye Birdie, Viva Las Vegas, The Cincinnati Kid, Carnal Knowledge, and Tommy...

as Diane.