TV Jeff and Some Aliens Jeff and Some Aliens 7.1/10 by 30 users Based on the recurring TripTank sketches, Jeff And Some Aliens follows Jeff, the world’s most average guy, and the three aliens sent to study him to determine whether or not humanity should be destroyed. Jeff’s mundane life is constantly thrown into chaos by his extraterrestrial guests – it isn’t always easy having roommates who force you to participate in grueling intergalatic decathalons or perform Azurian honor killings to restore interstellar balance Details Casts Posters Images Title Jeff and Some Aliens Alternative Titles First Air Date 2017-01-11 Last Air Date 2017-03-15 Number of Episodes 10 Number of Seasons 1 Genres Animation, Networks Comedy Central, Casts Brett Gelman, Alicia Silverstone, Helena Mattsson, Katie Crown, Alessandro Minoli Plot Keywords , Jeff Brett Gelman Alison Alicia Silverstone Inga Helena Mattsson Sasha Katie Crown Jimmy / Ted / Sammy Alessandro Minoli