Richard E. Grant
— Self - Presenter
Gyles Brandreth
— Self
Arthur Conan Doyle
— Self(archive footage)(as Sir Arthur Conan Doyle)
Jill Cummings
— Self(as Jill Cumming)
Jeffery Deaver
— Self
Owen Dudley Edwards
— Self(as Dr Owen Dudley Edwards)
Christopher Frayling
— Self(as Sir Christopher Frayling)
Johnny Hackett
— Self
Edward Hardwicke
— Self
Robert Hardy
— Self
P.D. James
— Self
Val McDermid
— Self
Kim Newman
— Self
Nick Rennison
— Self
Antony Richards
— Self(as Dr Anthony Richards)
Matthew Sweet
— Self
Barbara Young
— Self
Denise Black
— Denise Black