Peter Gabriel and Steve Hackett. Yes, Steve Hackett sat during live concerts and played his guitar, but he's a gosh darned awesome guitar player and this band made some beautiful progressive rock music.
Pink Floyd are a psychedelic/progressive rock band formed in Cambridge, England, United Kingdom in 1965. Pink Floyd is one of rock's most successful and influential acts, having sold over 200 million albums worldwide and with 74.5 million certified units in the United States, making them one of the best-selling artists of all time.
Rick Wakeman. He was such a legendary super man on keyboards at such a young age. Without Wakeman, It is very noticable and lacking. Sure, they made fantastic music but never the same without him. The Wakeman years, early on, was the most magical and grand times for Progressive Rock.