The opening scene with the flash flood was filmed at Universal Studios.
None of the sliders ask "Why" the old timer is still on that Earth. Finding their timer implies Sliders landed and never left.
The Tolucans take their name from the Toluca Lake region of Los Angeles.
Nitpick: There is a visible boom mic when Remmy, Maggie, Mallory and Diana arrive at the camp.
Nitpick: It seems unlikely that the candles in the "Rembrandt Chamber" were able to stay lit for 400 years.
Nitpick: Mallory comes out of the vortex head first. However, in the next shot he is laying face up in some plants.
Nitpick: Mallory goes into the spatial fold first, but comes out second.
Trivia: The Statue Reads: "To those who dared to reach for the stars – In memory of the Intrepid Five of mankind's First mission to Mars. Lost to the Cosmos, their fates known only to God."
Both Rembrandt and Maggie mispronounce the name of the Colombian dealer Medellin Max. The town of Medellin, Colombia is pronounced as "Medejin" ("ll "is pronounced as a "j" sound in Colombian).
After being infected, Jill greets the Sliders with "Hello. Would you like to take a free personality test?" This is an allusion to another cult, Scientology, whose members try to recruit others by offering a free personality test.
Nitpick: Rembrandt says that there is 14 seconds left on the timer, but he doesn't activate it for nearly 30 seconds.
Goof: At the end of the episode, the group open the vortex on top of a moving train. One problem: it's behind the train--therefore it should be getting farther away. However, the vortex almost seems to follow the train, because it stays right behind the it.
Goof: During Quinn's flashbacks, there are some scenes from "Virtual Slide". Quinn couldn't have those memories in his mind as he never lived them, they were all part of Maggie's dream.
Nitpick: When "Maggie" removes the disc from her neural implant while standing in the alley, the implant starts to peel off of her neck too.
Trivia: Joanne and Rick use a lot of geek slang:
Naked: wearing no technology (also netless)
Tubed over: brought from another hermetically sealed Onliner community via the transfer tube
F2F: face to face
Ret-write: using the retina as a form of identity confirmation through the neural net
Onliner: someone who has neural access to technology and the net
Offliner: someone who has is not connected to the net
Digidise: merchandise that can be purchased digitally
Digicash: kind of like debit cards, but served through a digital medium
Digijob: of course, the digital version of jobs
Cracker: an offliner who has accessed the online neural net
Knowbot: an electronic helper that assists an onliner in finding pertinent information on the web
Trivia: Arnold Potts' eyewear, which he claims protects his eyes during transdimensional travel, are a reusal of a prop from "Virtual Slide".
Trivia: The coordinates of Quinn and Colin's home dimension are 405 134 101 118.
Goof: When Quinn and Rembrandt are reading where Colin and Maggie have been sent for reorientation, Rembrandt reads a file and says they've been sent to Elm Street. However, a shot of the street sign reads Elm Avenue.
Goof: In the beginning of the episode, Quinn takes the timer and it states they have 1 minute and 19 seconds before they have to open the vortex. Not long after that, Quinn asks how much time they still have and Rembrandt says they have 10 minutes.
A different house is used for the setting of "Quinn's house" in this episode.