TV Big Brother - Season 1 Episode 20 : Episode 20 Big Brother - Season 1 Episode 20 : Episode 20 5.2/10 by 15 users Ex-housemates Farida, Hallie and Zak return to spook the others in a Halloween shopping task, and one housemate is given an evil secret mission which will change the game. Details Casts Posters Images Title Big Brother - Season 1 Episode 20 : Episode 20 Alternative Titles Big Brother UK, Big Brother 2023, Big Brother 2023 - The Ultimate Social Experiment, Big Brother UK S20, bbuk, Big Brother UK S22 First Air Date 2023-10-08 Last Air Date 2025-11-14 Number of Episodes 114 Number of Seasons 3 Genres Reality, Networks ITV2, Casts AJ Odudu, Will Best Plot Keywords , Self - Host AJ Odudu Self - Host Will Best Episodes List Big Brother Season 1 :Episode 1 Big Brother: The Launch & Day 1 Big Brother: The Launch & Day 1 2023-10-08 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 2 Day 2 Day 2 2023-10-09 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 3 Day 3 Day 3 2023-10-10 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 4 Day 4 Day 4 2023-10-11 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 5 Day 5 Day 5 2023-10-12 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 6 Day 6: Nominations & Live Eviction Day 6: Nominations & Live Eviction 2023-10-13 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 7 Day 7 & 8 Day 7 & 8 2023-10-15 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 8 Day 9 Day 9 2023-10-16 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 9 Day 10: Nominations Day 10: Nominations 2023-10-17 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 10 Day 11: Nominations Day 11: Nominations 2023-10-18 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 11 Day 12 Day 12 2023-10-19 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 12 Live Eviction Live Eviction 2023-10-20 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 13 Episode 13 Episode 13 2023-10-22 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 14 Episode 14 Episode 14 2023-10-23 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 15 Episode 15 Episode 15 2023-10-24 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 16 Episode 16 Episode 16 2023-10-25 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 17 Episode 17 Episode 17 2023-10-26 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 18 Live Eviction (3) Live Eviction (3) 2023-10-27 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 19 Episode 19 Episode 19 2023-10-29 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 20 Episode 20 Episode 20 2023-10-30 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 21 Episode 21 Episode 21 2023-10-31 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 22 Episode 22 Episode 22 2023-11-01 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 23 Episode 23 Episode 23 2023-11-02 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 24 Live Eviction (4) Live Eviction (4) 2023-11-03 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 25 Episode 25 Episode 25 2023-11-05 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 26 Episode 26 Episode 26 2023-11-06 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 27 Episode 27 Episode 27 2023-11-07 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 28 Episode 28 Episode 28 2023-11-08 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 29 Episode 29 Episode 29 2023-11-09 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 30 Live Eviction (5) Live Eviction (5) 2023-11-10 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 31 Episode 31 Episode 31 2023-11-12 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 32 Episode 32 Episode 32 2023-11-13 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 33 Episode 33 Episode 33 2023-11-14 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 34 Episode 34 Episode 34 2023-11-15 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 35 Episode 35 Episode 35 2023-11-16 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid... Big Brother Season 1 :Episode 36 Live Final Live Final 2023-11-17 Britain’s ultimate social experiment. Follow every twist and turn as a group of housemates live under the gaze of 24/7 cameras and try to avoid...