Derek Handley

Doctor Who: Origins

Roger Delgado: The Master

Doctor Who: 24 Carat

Rol: Derek the Tetrap

Changing Time: Living and Leaving Doctor Who

Doctor Who: The Macra Terror

The Making of The Trial of a Time Lord

Come in Number Five

Into the Unknown

Time and Atlantis: Chronicling The Time Monster

Second Time Around: The Troughton Years

The Few Doctors

Rol: 6th Doctor

Mounting the Rescue