Contains a rare "Flackback in a Flashback", with Macleod in China talking to Mei Ling about his time training with Hideo Koto in Japan, which features scenes from The Samurai (1994)
The longsword used by They Also Serve (1995) has been used by several other villains previous encounters, including Epitaph for Tommy (1993) and Rite of Passage (1994).
Whilst at Joe's bar, Ian Bancroft orders an Glenmorangie, the same whiskey Connor MacLeod orders in the original Highlander movie 1986.