Theresa Knorr | Female Serial Killer | Crime Documentary

Theresa Knorr née Cross (born March 12, 1946) is a mother and murderer, known for severely abusing and murdering two of her children while using the others to facilitate and cover up her crimes. Theresa Cross was born in Sacramento, California to Jim Cross and Swannie Gay. She was the youngest child in the family and very devoted to her mother. When her mother died in 1961, she went into a depression. At the age of 16 she married Clifford Clyde Sanders. They had a son Howard together, but fought from time to time. This ended when she shot him dead in 1964 while they were living in Galt, California. She was tried and found not guilty. She was pregnant at the time and would shortly deliver her second child Sheila in 1965. In 1966 she married Robert Knorr, seven months pregnant with their child. Her third child was Suesan born in September, 1966. And her fourth, born a year later was William. Her fifth born in 1968 was Robert. She focused her anger primarily at her daughters and trained her sons to beat and discipline the others. She murdered her oldest daughter Suesan by burning her alive. She then murdered her second daughter, Sheila, through starvation. Knorr and her sons were arrested in 1993. She first pled not guilty. However, when she learned that one of her sons decided to testify against her, she pled guilty to all charges to avoid capital punishment. She was sentenced to two consecutive life terms. She will be eligible for parole in 2027.