Biohazard (band)
Videos
Biohazard is an American hardcore band formed in Brooklyn, New York City, in 1987. They are one of the earliest bands to fuse hardcore punk and heavy metal with elements of hip hop. The original lineu
Biohazard at Rockharz 2026
Biohazard at the Dour Festival, 2003
Biohazard at Rockharz Open Air 2015, Germany
Billy Graziadei, vocals, rhythm-guitar
Billy Graziadei
Videos
Billy Graziadei is an American musician who is the rhythm guitarist, one of the vocalists and the only continuous member of the hardcore/metal band Biohazard. He is also the rhythm guitarist and co-le
Biohazard (band)
…elements of hip hop. The original lineup consisted of bassist/vocalist Evan Seinfeld, guitarist Bobby Hambel, and drummer Anthony Meo. Guitarist/vocalist Billy Graziadei joined soon after, and drummer Danny Schuler replaced Meo before the recording of their first album, thus solidifying the band's lineup from 1988 to…
Graziadei in 2014
Graziadei in 2015