Watch ‘What We Do in the Shadows’ Season 6 premiere for free on FX: A complete guide

FX’s popular mockumentary series, "What We Do in the Shadows," is gearing up for its sixth and final season. The upcoming season premiere is set to air on Monday, Oct. 21, at 10 p.m. ET on FX.

The show, based on Jemaine Clement and Taika Waititi’s film of the same name, provides a humorous glimpse into the lives of four vampires who have been cohabitating for centuries in Staten Island.

In the season six premiere titled "The Return of Jerry," viewers can expect the return of the vampires’ long-lost fifth roommate after a 50-year slumber. The episode is scheduled to air on Oct. 21 at 10/9c on FX.

The cast of the show includes Kayvan Novak as Nandor the Relentless, Matt Berry as Leslie “Lazlo” Cravensworth, Harvey Guillen as Guillermo de la Cruz, Kristen Schaal as The Guide, Mark Proksch as Colin Robinson, Natasia Demetriou as Nadja of Antipaxos, Doug Jones as Baron Afanas, and Mike O’Brien as Jerry.

Fans can catch the season premiere on various streaming platforms such as Fubo, DIRECTV Stream, Hulu + Live TV, and Sling Blue. The episode will also be available on Hulu starting Oct. 22.

As the series embarks on its final season, viewers can anticipate more hilarious antics and supernatural shenanigans from the vampire roommates. Don’t miss out on the concluding adventures of "What We Do in the Shadows" as it wraps up its successful run on FX.