A shooting script from Doctor Who series four is being offered for auction to raise money for the National Literary Trust.
The signed script was used by actor Steve Pemberton who played Strackman Lux in the two-part 2008 story Silence in the Library and Forest of the Dead.
The script is dated 11th January 2008 and signed by the actor.
Bids can be made at the NLT Auction website.