Big Brother 18 starts Wednesday June 22 morty 8 years ago CBS announced that Big Brother 18 starts Wednesday, June 22 and 8PM with a two hour premiere, followed by a live eviction on Thursday June 23 at 9PM. Share this: Big Brother 21 Starts June 25thDateMay 20, 2019In relation toTV NewsBIG BROTHER Returns with a Two-Hour Premiere on Wednesday, June 27th at 8PMDateMay 22, 2018In relation toTV NewsThe Second Season of Netflix’ “Too Hot to Handle” Starts Wednesday, June 23DateMay 19, 2021In relation toTV News