The cover for the latest 100-page bumper edition of Doctor Who Magazine features Matt Smith and Patrick Troughton.
Issue 450 comes in a polybag with a double-sided poster featuring the Daleks on the front and Christopher Eccleston, David Tennant and Matt Smith on the reverse.
The magazine's lead feature is interviews with the two cover stars in a 'conversation through time'.
"Everything about Patrick is Doctory. All the elements were right." - Matt Smith.
"We are only different aspects of the same character." - Patrick Troughton.
"The Doctor is constantly evolving. He's not a character that ever sits still." - Matt Smith.
This month's competitions include the opportunity to win The Greatest Show in the Galaxy on DVD, The Wheel of Ice book and The Aztecs audiobook.
Dalek operators Nicholas Pegg and Barnaby Edwards share their memories and photos from working on the 2005 two-parter Bad Wolf and The Parting of the Ways.
Plus, all the regular features including news, reviews, countdown to the 50th anniversary and the Time Team.
Doctor Who Magazine 450 will be published on Thursday 26th July 2012 at the price of £4.99.
(Sources: Tom Spilsbury, DWM 449, Barnaby Edwards)