This Collider listicle argues that true sci-fi fans should have watched a set of classic and underrated television series, presenting them as a benchmark for genre devotion. Author Kareem Gantt frames the piece as a mix of well-known classics and overlooked gems, using the shows' cultural significance and influence on the genre as the basis for their inclusion.

The list opens with Fox's "Fringe" (2008–2013), a five-season series about an FBI division investigating paranormal cases tied to a parallel universe, praised for its early exploration of multiverse storytelling. The article's full text provided covers only this first entry in detail, with the remaining six shows referenced in the headline not elaborated upon in the excerpt supplied.

– "Fringe" (2008–2013) named as an essential, if often overlooked, sci-fi series
– Show blends sci-fi with paranormal investigation via an FBI unit
– Praised as an early example of multiverse storytelling on TV
– Article lists seven shows total, but only the first is detailed here