Guest Stars Billie Piper as Rose Tyler Bernard Cribbins as Wilfred Mott Jacqueline King as Sylvia Noble Lachele Carl as Trinity Wells Clive Standen as Private Harris Christian Cooke as Ross Jenkins Ryan Sampson as Luke Rattigan Dan Starkey as Commander Skorr Rupert Holliday-Evans as Colonel Mace Christopher Ryan as General Staal Wesley Theobald as Private Gray Bridget Hodson as Captain Marion Price Kirsty Wark as Herself Meryl Fernandes as Female Student Leeshon Alexander as Male Student Uncredited Freema Agyeman as Martha Clone Jeanie Gold as Neighbour