Ted Kaczynski, also known as the Unabomber, was a Harvard-educated mathematician who abandoned academia to live in a remote Montana cabin, and between 1978 and 1995 carried out a nationwide bombing spree targeting universities, airlines and individuals he believed were advancing technology.

Joran van der Sloot whose criminal history includes the 2010 murder of 21-year-old Stephany Flores Ramírez in Lima, Peru- he was convicted and sentenced to 28 years in prison for the crime. He first came to international attention as the prime suspect in the disappearance of 18-year-old Natalee Holloway in Aruba in 2005.

Jeremiah “The Bull” Evans was a Utah-based entrepreneur who, between July 2019 and July 2022, ran a fraudulent investment scheme through his company Alpha Influence, LLC, claiming to sell clients stakes in automated stores.

Heather Mack is an American woman convicted of conspiring to murder her mother, Sheila von Wiese-Mack, during a 2014 vacation in Bali. Heather had secretly used her mother’s credit card to fly her boyfriend, Tommy Schaefer, to Bali, and the two exchanged messages plotting her mother’s death.

James Hogue is an American impostor and career con man best known for infiltrating elite institutions by assuming false identities. 

Gina Champion-Cain is a former San Diego business executive who orchestrated what is considered one of the largest woman-led Ponzi schemes in U.S. history. Beginning around 2012, she raised hundreds of millions of dollars from investors by promising to use their funds to make high-interest loans to individuals seeking California liquor licenses—funds she claimed would be held in escrow. In reality, she diverted the money to prop up her struggling businesses, to pay returns to earlier investors, and to sustain her lifestyle, while fabricating documents and attempting to conceal her fraud.

Mark Acklom is an English conman and fraudster who for decades used false identities and elaborate scams to swindle large sums from victims, often posing as a wealthy Swiss banker or even an MI6 agent.

James and Suzanne Agnew, a couple from Lakewood, Colorado, were arrested in July 2025 after authorities discovered the decomposed body of 64-year-old James O'Neill in their home. The Agnews allegedly kept O'Neill's body under a deflated air mattress for nearly 18 months following his death.

Mark Hofmann is a former document dealer and convicted murderer from Salt Lake City, Utah, known for perpetrating one of the most elaborate forgery schemes in American history. In the early 1980s, Hofmann created and sold numerous forged documents related to the history of the Latter-day Saint (LDS) movement

Michael Swango is a former American physician and convicted serial killer believed to have caused the deaths of up to 60 individuals across the United States and Zimbabwe.