While The Walking Dead spinoff (or companion) series still doesn't have an official name, fans will get their first trailer for the new series this Sunday.

According to a report on Access Hollywood, AMC has announced that the first promo for the new The Walking Dead spinoff series will air during the 90-minute finale for The Walking Dead Season 5.

While not much is known about the plotline for the series, The Walking Dead spinoff series cast includes Cliff Curtis, Kim Dickens, Frank Dillane and Alycia Debnam Carey.

The first season of The Walking Dead spinoff series will premiere in late summer 2015. It will consist of six one-hour episodes. AMC has also already committed to a second season for The Walking Dead spinoff, which will air in 2016.