Cast principale
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