Chris Kruse told authorities that he and wife Jan had fallen asleep and he woke up in the middle of the night to a loud bang, then got up and saw Jan sit up and say, “Oh my God,” before he realized she'd been shot.
Nicole Thornhill and Chris Tomlinson claimed difficult childhoods and parents with substance abuse issues led to them plotting to murder both Thornhill's stepfather and mother.
Christopher LeClair claimed his wife, Karen, was terminally ill with ovarian cancer when she reportedly fell overboard a few miles from the Pennsylvania shore. But her coworkers had a different story.
Novelist Nancy Crampton Brophy played the part of a grieving widow when her husband Dan Brophy was gunned down, but surveillance video, her online search history and financial motives implied otherwise.
Seventy-year-old sailor Fernando Silva, also known as "Captain Fredy," was rumored to have earned some Keno winnings shortly before his mysterious 2015 death.