TV Big Brother - Season 21 Episode 39 : Episode 39 Big Brother - Season 21 Episode 39 : Episode 39 5/10 by 250 users Julie Chen Moonves sits down with last season's final three to hear their thoughts on the upcoming finale. Plus, part one of the final HoH plays out in its entirety. Details Casts Posters Images Title Big Brother - Season 21 Episode 39 : Episode 39 Alternative Titles Big Brother USA, Big Brother US, Big Brother: Unlocked Subtitle Available ETC. First Air Date 2000-07-05 Last Air Date 2025-07-30 Number of Episodes 969 Number of Seasons 27 Genres Reality, Networks CBS, Casts Julie Chen, Clayton Halsey Plot Keywords , Self - Host Julie Chen Announcer (voice) Clayton Halsey Episodes List Big Brother Season 21 :Episode 1 Episode 1 2019-06-25 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 2 Episode 2 2019-06-26 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 3 Episode 3 2019-06-30 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 4 Episode 4 2019-07-02 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 5 Episode 5 2019-07-03 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 6 Episode 6 2019-07-07 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 7 Episode 7 2019-07-10 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 8 Episode 8 2019-07-11 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 9 Episode 9 2019-07-14 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 10 Episode 10 2019-07-17 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 11 Episode 11 2019-07-18 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 12 Episode 12 2019-07-21 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 13 Episode 13 2019-07-24 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 14 Episode 14 2019-07-25 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 15 Episode 15 2019-07-28 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 16 Episode 16 2019-07-31 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 17 Episode 17 2019-08-01 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 18 Episode 18 2019-08-04 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 19 Episode 19 2019-08-07 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 20 Episode 20 2019-08-08 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 21 Episode 21 2019-08-11 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 22 Episode 22 2019-08-14 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 23 Episode 23 2019-08-15 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 24 Episode 24 2019-08-18 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 25 Episode 25 2019-08-21 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 26 Episode 26 2019-08-22 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 27 Episode 27 2019-08-25 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 28 Episode 28 2019-08-28 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 29 Episode 29 2019-08-29 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 30 Episode 30 2019-09-01 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 31 Episode 31 2019-09-04 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 32 Episode 32 2019-09-05 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 33 Episode 33 2019-09-08 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 34 Episode 34 2019-09-11 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 35 Episode 35 2019-09-12 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 36 Episode 36 2019-09-15 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 37 Episode 37 2019-09-18 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 38 Episode 38 2019-09-19 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 39 Episode 39 2019-09-22 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated... Big Brother Season 21 :Episode 40 Episode 40 2019-09-25 American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated...