Gadget to the rescue (HD) - Doctor Who - The Waters of Mars - BBC

The Doctor, realising they have one chance, uses Gadget to roll across the Mars landscape and bring the TARDIS to the base. As time runs out, Maggie continues to wail at the glacier, causing even more ice to crack, and the other infected personnel, Andy, Tarak, Roman and Steffi begin to scream as well, adding their efforts to the Flood's release. Just as the Flood begins to escape the glacier, the TARDIS materialises in the control room, and the survivors get inside. The nuclear device explodes, destroying