It was only a matter of time before we dived into the world of Italian film franchises. To kick things off, we’ll look at the storied La Casa film series, whose entries rarely had anything to do with each other many happened to be known as very different—and not always linked—films. Not one but two key U.S. horror film franchises contributed to the La Casa series. Here we go….

The only thing that could make a franchise trickier than sequels, reboots, and remakes is, well, time travel. So with that in mind, let’s look at apes, robots, and mutants, and try to sort through the continuity when time travel plays a part of the narrative.

Sequels, reboots, remakes… Where to begin? If you think keeping up with the Marvel movies is overwhelming, wait until you try sorting through these series. We’ve decided to make it simple (well, simpler) with handy series charts.