Diana Lewis to Who Done It? in 9 Steps
- Diana Lewis played piano for It Is He Who Will Be King
- It Is He Who Will Be King features bass played by Chris Lawrence
- Chris Lawrence played bass for Perhaps This is All a Dream
- Perhaps This is All a Dream was arranged by Paul Buckmaster
- Paul Buckmaster arranged Without You
- Without You was produced by Richard Perry
- Richard Perry produced Son of Dracula
- Son of Dracula includes piano played by Harry Nilsson
- Harry Nilsson wrote Who Done It?