Tropes present in this episode:
- Exactly What It Says on the Tin: Except for the tag on the train, the entire episode takes place in one night on the island (and even the tag is set after dark).
- The Mole: Detective Mole Sir Nigel Scott.
- Recycled Soundtrack: When Jim fights Sir Nigel's men, music from the Hawaii Five-O pilot score is heard.
- Ten Little Murder Victims: This episode being from the final season, only two people get killed - and one of them is the bad guy.