* ActingForTwo: In "Show Stopper," Creator/LucyHale plays [[spoiler: a pop star and her BodyDouble, who's killed in the opening]].
* ActorAllusion: When [[Series/{{Leverage}} Aldis Hodge]] guest-starred all the poker players got ''Leverage''-style titles (he was "Rap Mogul"; others were "Movie Star" and "Housewife").
* FanNickname:
** The Sunglasses of Justice : Horatio's shades.
** The Hummer of Justice: The Hummers they drive.
** Super H : Horatio, especially during his dramatic escapes without injury.
* LifeImitatesArt: The actress who plays Natalia Boa Vista sister's image was found among the many, many photographs of SerialKiller[=/=]''The Dating Game'' contestant [[http://www.cracked.com/article_19505_5-real-murderers-more-terrifying-than-any-horror-movie.html Rodney Alcala]]. Fortunately she wasn't a victim and the story was later RippedFromTheHeadlines, with her sister in a cameo (also not as a victim).
* PlayingTheirOwnTwin: Creator/GrantGustin played twins in the episode "Terminal Velocity".
* RetroactiveRecognition:
** Closer to Simultaneous Recognition: Adam Baldwin got famous playing Jayne on ''Series/{{Firefly}}'', but while it was airing and before it had become a cult classic, he was running a radiation response team in a first-season episode of ''Series/CSIMiami''.
** Similarly, Creator/KimCoates played recurring villain Ron Saris in seasons six and seven just as he was finally gaining some mainstream recognition as Tig Trager in Series/SonsOfAnarchy.
*** Hilariously, there's an episode where he accidentally kills Juice (Theo Rossi)!
** [[Series/{{Numb3rs}} Colby Granger]] hit someone with his car during the hurricane evac.
** Before playing Captain Kirk in ''Film/StarTrek'', ChrisPine played a murder suspect in "Extreme".