Digital Spy recently caught up with series stars Matt Smith, Karen Gillan and Arthur Darvill to quiz them about the finale and the trio dropped a few hints about the true identity of River Song!
You can check out our chat below and be sure to take a look at our ten tantalising teasers for 'A Good Man Goes To War', too.
Watch the cast of Doctor Who discuss Saturday's episode:
The Doctor Who mid-season finale airs this Saturday on BBC One in the UK and a week later on BBC America in the US.
