Offstage is a photographic record featuring over 200 black and white photographs. Amongst the shows are their 90-minute rock version of The Tempest, an adaptation of Dostoyevsky’s The Dream of a Ridiculous Man, and An Die Musik, described by Michael Coveney in Pip Simmons’ Guardian obituary as “one of the finest avant-garde productions of my lifetime, a gruesome, overwhelming masterpiece”