The sole extra is an hour-long episode of Doctor Who Confidential thatcovers the special episode's production and location filming. brought his tenure as the Time Lord to a close, and the first to be shot in HD. Tennant's palpable energy and quirky charm are the engines that drive Planet of the Dead, and he's well matched by Michelle (Bionic Woman) Ryan ashis one-off companion, Lady Christina de Souza. The lady's chosen profession jewel thief launches the story when she attempts to evade the police on a tour bus occupied by the Doctor. As things of this nature often go in Doctor Who, the bus slips through a wormhole in time and space and winds up on the desert planet San Helios, which harbors both the industrious, fly headed Tritovores and a species of stingray-like creatures w ith voracious appetites. The script by Russell T. Davies and Gareth Roberts (the first shared writing credit since Davies revived the series in2005) makes fun references to all manner of desert-bound cinematic adventures, from Flight of the Phoenix to Pitch Black, and if there are a few too many well-worn moments to rank it among the best Tennant episodes (the psychic bus passenger is a
