 Donna and Midshipman Alonzo Frame ( Russell Tovey ) — from " The Runaway Bride " and " Voyage of the Damned " respectively — were also planned to make cameos in " The Stolen Earth " : Donna was planned to appear before Catherine Tate agreed to reprise the lead role for the entire fourth series ; and Frame was present as part of the Shadow Proclamation in several drafts of the episode . Piper 's appearance was almost cancelled when filming was originally scheduled during her honeymoon in January 2008 . Freema Agyeman was similarly contracted to appear in the finale when she accepted the role of Martha Jones in 2006 . 
