Trivia

He didn't learn the alphabet until he was twenty years old.

Was ultimately expelled from the Witness Protection Program for repeated breaches of the program's protocol, specifically for revealing his true identity and crimes to others while under the influence of alcohol and drugs.

He suffered from a number of learning disabilities, such as dyslexia, which led his teachers to write him off as lazy and/or stupid. This was a major reason for his eventually joining the mafia.

Although he initially denied killing anyone during his career in the mafia, he did eventually reveal on The Howard Stern Show (1990) to killing three unidentified individuals during his career on the direct orders of mafia capo Paul Vario.

Wrote a cookbook of Italian-American recipes called The Wiseguy's Cookbook.

Was a frequent guest on Howard Stern's radio show, Howard Stern (1994).

He attempted to leave the mafia multiple times due to fear for his life but was unable to.

There was a fictional character in Young Guns (1988) named Henry Hill who in fact was also a criminal. He was the one whom Billy the Kid killed then jokingly placed the arrest warrant on the dead man's chest and joked, "by the way, you're under arrest" then laughed.

Henry was an outreach counselor for those caught in the grips of addiction, crime or gangster lifestyles. He also spent much of his time writing and film consulting.

Lived in Malibu, California with his fiance Lisa Caserta until December 2008, lived in Topanga Canyon, painting and writing December 2008 until his death.

In 1960, at seventeen, he joined the Army and became part of the US Army Paratroopers. He was stationed at Fort Bragg, North Carolina. He remained in the Army until 1963.

He had eight siblings.

Died the day after his 69th birthday, which was also Mike Johansen's 26 year high school graduation anniversary.