Following graduation from St. John's Preparatory School in New York City, John enlisted in the U.S. army in 1969. While serving in the army Buco worked as a disc jockey for a radio station down south. John finished his service with the army in February, 1972 and returned to New York City. Buco answered an ad in The Village Voice placed by Lawrence T. Cole which led to him appearing in his first hardcore loop in mid-1972
Sweet Wet Lips
The Fury in Alice
(Plumber)
Mondo Porno
(Guy in Green Shirt)
Keyholes Are for Peeping
(Guy in 4-Way (uncredited))
Breakdown
High Priestess of Sexual Witchcraft
(Satanist (uncredited))
Water Power
(Jack Gallagher)
Angel Number 9
(Guy at Party)
Millie's Homecoming
(Repairman #2)
Slip Up
(Henry Draggrass)
Guess Who's Coming
(Tom)
Bizarre Moods
(Skip)
Revolving Teens
(John (uncredited))
The Perfect Position
(Jack)
The School for Sexual Arts
(Dean Lipshitz)
The Dark Side of Danielle
(Uncle Frank / Hooded Ritualistl)
Sin of Lust
(Alan Hartman)
That Lady from Rio
(Rocco)
Gulp
(Frankie)
Forbidden Ways
(Sam)
The Blowhard
(Mustache Guy on Rug)
Teenage Bikers