Phil Soussan (born June 23, 1961 in London, England) is a bass guitarist, songwriter and producer who has gained notoriety as a member of a host of famed rock and roll bands, including some who have been fronted by such vocalists as Ozzy Osbourne, Billy Idol, Vince Neil, Johnny Hallyday and John Waite, as well as a membership in Beggars & Thieves. Soussan has also played in bands featuring Jimmy Page, Steve Lukather, Edgar Winter and Richie Kotzen.

With Ozzy Osbourne, he played on the album The Ultimate Sin and co-wrote the hit single "Shot in the Dark".

Soussan initially played with Vince Neil in the band Black Plague, the band formed for the Movie The Adventures of Ford Fairlane with Andrew Dice Clay followed by writing and ultimately recording songs on the demo tape to promote the new Vince Neil Band, and the Vince Neil Band's first official album Exposed.^{[citation needed]}

As a songwriter he has contributed to all of the bands that he has been with, most notably writing Exposed, the first solo album for Vince Neil, the Luke album for Steve Lukather and "After You're Gone" the opening track to Mindfields the album from Toto. This latter track was nominated for a Grammy Award.^{[citation needed]}

Joe Lynn Turner (August 2, 1951), is an American singer, known for his works with hard rock band Rainbow. During his career, Turner fronted pop rock band Fandango, had the short-lived collaboration as the vocalist for Yngwie Malmsteen's Rising Force and Deep Purple. From the late 1990s, he continued to perform in a large number of solo albums and other studio projects. He played the accordion as a child, grew up with an appreciation for classic R&B and became an accomplished guitarist in his early teens.

Born Joseph Arthur Mark Linquito to an Italian family, in high school, Joe formed Ezra, performing original material and cover songs by such artists as Jimi Hendrix, Free, Queen, and Deep Purple. In 1976, Turner enjoyed his first taste of national success with Fandango, a band described as an eclectic mix of R&B, pop, country, jazz and melodic rock. He sang and played guitar on all of the band's four albums. Fandango toured with numerous artists including The Allman Brothers, The Marshall Tucker Band, The Beach Boys and Billy Joel.

Carlos Cavazo is a Mexican-born American guitarist best known as the guitarist for Quiet Riot during their commercial peak. Born July 8, 1957, Cavazo is originally from Mexico City where his first band—of which his brother, Antonio Cavazo, was also a member—was called Speed of Light. He and his brother, along with drummer Stephen Quadros and singer Doug Ellison, went on to create the Los Angeles band SNOW, which performed regularly at the Whisky A Go Go and the Starwood Club, as well as the Santa Monica Civic and the Pasadena Civic auditoriums. In 1980, Snow released a 10" record that received airplay on Southern California radio stations KROQ and KLOS.

His father, Roberto, originally from Mexico City, married a belle from the South and owned an energy plant. Cavazo went on to record instructional DVDs, and in recent years, has joined the Hollywood Allstarz alongside former Rainbow and Dio bassist Jimmy Bain, as well as Black Sabbath and Dio drummer Vinny Appice. He has also played with 3 Legged Dogg, and is currently with Ratt.

Vincent Samson "Vinny" Appice (born September 13, 1957 in Brooklyn, New York), is an Italian-American rock drummer and the younger brother of drummer Carmine Appice. He is best known for his work with the bands Dio, Black Sabbath, and Heaven & Hell.

Appice took up the drums at the age of nine, taking lessons from the same teacher as his brother Carmine. When he was sixteen, Appice and his band BOMF met John Lennon at Record Plant Studios, leading to him appearing on several Lennon recordings. He moved on to record with Rick Derringer on Derringer (1976), Sweet Evil (1977), and Derringer Live (1977), before forming his own band Axis and recording It's A Circus World (1978).

Appice joined Black Sabbath in 1980 during the Heaven and Hell tour and appeared on the albums Live Evil (1982) and Mob Rules (1981) . In late 1982 he left Black Sabbath with vocalist Ronnie James Dio and formed the band Dio. They recorded Holy Diver (1983), The Last in Line (1984), Sacred Heart (1985), Intermission (1986), and Dream Evil (1987). In December 1989 Appice left Dio.

John Michael "Ozzy" Osbourne (born 3 December 1948) is an English heavy metal vocalist and songwriter, whose musical career has spanned over 40 years. Osbourne rose to prominence as lead singer of the pioneering English band Black Sabbath, whose dark and hard sound helped spawn the heavy metal genre. Due to Sabbath's dark style, Osbourne became known as the "Prince of Darkness". Osbourne is also known as the "Godfather of Heavy Metal".

In the early 2000s, Osbourne's career expanded when he became a star in his own reality show The Osbournes, alongside wife/manager Sharon and two of their three children, Kelly and Jack. A documentary about his life and career, God Bless Ozzy Osbourne, premiered in April 2011 at the Tribeca Film Festival and was released on DVD in November 2011. Osbourne has achieved multi-platinum status as a solo artist and with Black Sabbath and has sold over 100 million albums worldwide.

John Michael "Ozzy" Osbourne was born in Aston, Birmingham, England, on 3 December 1948. His father Jack worked shifts as a toolmaker at GEC. His mother Lillian worked for the car components firm Lucas. John was the fourth of six children. Ozzy had two brothers (Paul and Tony) and three sisters (Jean, Iris and Gillian); they lived in a small two bedroom home at 14 Lodge Road in Aston. The nickname "Ozzy" was first used when he was in primary school. Although called "John" by his first wife Thelma, Osbourne states that it has been a long time since he's recognised himself when called by his formal name.