Derek Sherinian
(born August 25, 1966) is an American keyboardist who has toured and recorded for Alice Cooper, Billy Idol, Yngwie Malmsteen, Kiss, Steve Vai, and Joe Bonamassa. He was also a member of Dream Theater from 1994–99, is the founder of Planet X and also one of the founding members of Black Country Communion and Sons of Apollo. He has released seven solo albums that have featured a variety of prominent guest musicians, including guitarists Slash, Yngwie Malmsteen, Allan Holdsworth, Steve Lukather, Joe Bonamassa, Billy Sheehan, Zakk Wylde and Al Di Meola.

Sherinian has distinguished himself by his aggressive "guitaristic" approach to his keyboard style. In 2018, he was voted #9 Greatest Keyboardist Ever in Prog Magazine. He has also appeared on the cover of numerous keyboard magazines around the world, including the November 2011 issue of Keyboard Magazine, which declared Sherinian a "Keyboard Hero for a new generation". He has also been called the "King of the Keys" by Guitar World magazine and the "Caligula of Keyboards" by Alice Cooper. His musical influences include Elton John, Van Halen and Jeff Beck.

He is of Greek and Armenian descent and has a special interest in Armenian history.

Simon Phillips
Regarded as one of the world's most renowned and respected drummers, Simon's style not only reflects his technical gift but also his distinct musical sensibility. Whether it is rock, fusion or jazz, Simon applies the same precision and intensity to his drumming, which is never lacking in emotion and feel.

Throughout the 1970s and 80s, Simon has worked with rock bands and artists including Jeff Beck, Michael Schenker, Nik Kershaw, Mike Oldfield, Judas Priest, Mike Rutherford, Tears for Fears, 10cc and The Who. After Jeff Porcaro's death in 1992, he became part of the world-famous rock band Toto. After leaving the group in 2014, Simon ventured into the fusion and progressive rock worlds as both a drummer and producer.