The first of two appearances by Brian Capron as Dave Hicks, returning in The Sword of Guillaume, season 13.1.
While the Colonel Bogey March (Kenneth Alford) is playing, closed captioning lists it as the theme from The Great Escape (1963). It is the The Bridge on the River Kwai theme. Elmer Bernstein wrote the Great Escape theme.
First time female upper frontal nudity is shown that is not on film or photograph.
This is a second episode for Samantha Bond, the first being Destroying Angel, episode 4.2, occurring nine years after her last turn as James Bond's Miss Moneypenny.
Tom has a new Jaguar S Type car BT07DVN (replacing the X-Type he drove previously). It was first registered in May 2007 so was probably acquired as new for this series as scenery seems to look as though it may have been that time of year.