Other episodes from Series 2–4 have survived, sometimes in incomplete form, as off-air recordings of varying quality. Four episodes from Series 4 were released on CD as "The Goon Show: Series Four, Part One" (2010). A further seven episodes from Series 2–4 are included in "The Goon Show Compendium Volume 13" (2017) along with the only surviving fragment of the Series 4 episode "The Giant Bombardon". "Volume 14" (2018) includes all of the remaining Series 4 episodes, including those from the 2010 set.