Karla Faye Tucker murdered her ex-boyfriend and his lover with a pickaxe.
Drug lord Griselda Blanco had over 100 people murdered in Miami.
Jill Coit killed her eleventh husband after he found out about her previous marriages.
14-year-old Caril Fugate and her boyfriend went on a deadly killing spree.
Mary Winkler shot her pastor husband, claiming she'd suffered years of abuse.
After stealing her husband's money, Sharon Nelson got her lover to kill him before moving to another man.
Theresa Knorr suffered delusions that led her to murder her daughters.
Fortune teller Tillie Gburek took deadly measures to ensure her predictions came true.
Wendi Mae Davidson injected her husband with drugs used to euthanise animals.
Jennifer Reali's lover used the Bible to convince her to murder his wife.
Anjette Lyles poisoned four members of her family.
Christine Paolilla's lover convinced her to murder her friends.
Straight-A student Nicole Kasinskas killed her mother for keeping her from her boyfriend.
Lisa Michelle Lambert stalked and killed the teenager her boyfriend raped.
After being caught embezzling millions, Amy Bosley killed her husband and staged a break-in.
Susanna Toledano, Chelsea Richardson and Andrew Wamsley murdered Andrew's parents.
