Bigg Boss 15, also known as Bigg Boss: "Sankat in Jungle", was the fifteenth season of the Indian reality TV series Bigg Boss. It premiered on 2 October 2021 on Colors TV. Salman Khan hosted the season for the twelfth time. The grand finale aired on 30 January 2022 where Tejasswi Prakash emerged as the winner while Pratik Sehajpal as the runner-up. The season was regarded as one of the least successful seasons in the show's history.

Production Teaser The first teaser was released on 22 August 2021, in which Salman Khan is a forest officer talking to a wishful talking tree named Vishwasuntree in which veteran actress Rekha gave her voice. On the grand finale of Bigg Boss OTT, another promo was released revealing the date of the premiere .

Eye logo This theme of the season was "Sankat in Jungle". The eye this time was covered with green grass and shows a tree in the pupil of the eye with flames coming from the centre of the eye.

House The house this time had a "Jungle Theme" and was located in Goregaon for the third time. The house was divided into 2 parts, Jungle House and Main House. On Day 21, Jungle House was closed.

Telecast Apart from the usual hour-long episode, viewers also had access to the direct 24x7 camera footage. The viewers also had access to Before TV on Voot Select where the episode was telecast 30 minutes before it was telecasted on Colors TV. Also for the first time, Live Voting was conducted for the Eviction Process. On weekdays, the show was at 10.30 PM IST & weekend show was at 9.30 PM IST which was changed to 8 PM IST from Week 16.

Concept All housemates will be given a survival kit with a few essentials throughout the season and will get fewer facilities this time. The housemates will enter a small jungle house which has a small kitchen, no beds and sofa and bathroom for the first 3 weeks. The housemates who will survive the jungle will enter the main luxurious house. There is a wishful tree in the garden area named Vishwasuntree who is the queen of the magical jungle in the house and will give advantages and privileges to the contestants who perform well in the jungle. On Day 36, Salman announced that there will be a new zone named VIP Zone. The members who are in VIP Zone are eligible to be in the finale.

Casting On the grand finale of Bigg Boss OTT, finalist Pratik Sehajpal was officially revealed as the first confirmed contestant, which followed by Nishant Bhat and Shamita Shetty was announced as the other two contestants at the press conference held by Arti Singh and Devoleena Bhattacharjee.

Housemates status

Sr Housemate Status 1 Tejasswi Day 1 Day 120 2 Pratik Day 1 Day 120 3 Karan Day 1 Day 120 2nd runner-up 4 Shamita Day 1 Day 44 Day 50 Day 120 3rd runner-up 5 Nishant Day 1 Day 120 6 Rashmi Day 56 Day 1205th runner-up 7 Rakhi Day 56 Day 116 8 Devoleena Day 56 Day 113 9 Abhijit Day 57 Day 106 10 Umar Day 1 Day 99 11 Rajiv Day 22 Day 78 Day 108 Day 114 12 Ritesh Day 51 Day 78 13 Neha Day 33 Day 56 14 Jay Day 1 Day 56 15 Vishal Day 1 Day 56 16 Simba Day 1 Day 53 17 Afsana Day 1 Day 40 18 Raqesh Day 33 Day 40 19 Ieshaan Day 1 Day 37 20 Miesha Day 1 Day 36 21 Akasa Day 1 Day 29 22 Donal Day 1 Day 18 23 Vidhi Day 1 Day 18 24 Sahil Day 1 Day 14

Housemates The participants in the order of appearance and entered in the house are:

Original entrants Jay Bhanushali – Actor and television presenter. He is known for playing Neev Shergill in Kayamath and participating in Nach Baliye 5. Vishal Kotian – Television actor. He is known for playing Birbal in Har Mushkil Ka Hal Akbar Birbal and Akbar Ka Bal Birbal. Tejasswi Prakash – Television actress. She is known for playing Ragini Maheshwari in Swaragini - Jodein Rishton Ke Sur, Diya Singh in Rishta Likhenge Hum Naya, Mishti in Silsila Badalte Rishton Ka and participating in Fear Factor: Khatron Ke Khiladi 10. Vidhi Pandya – Television actress. She is known for playing Imli Rajvanshi in Udaan and Suman Tiwari in Ek Duje Ke Vaaste 2. Simba Nagpal – Television actor and model. He is Known for playing Virat Singh in Shakti - Astitva Ke Ehsaas Ki and participating in MTV Roadies. Umar Riaz – Surgeon and model. He appeared in music videos such as "Befikar Raho" and "Sky High". Ieshaan Sehgal – Television actor. He is known for playing Avdhoot Pratap Singh in Rishton Ka Chakravyuh. Donal Bisht – Television actress and model. She is known for playing Sakshi in Kalash - Ek Vishwaas, Sharanya in Ek Deewaana Tha and Ishika in Roop - Mard Ka Naya Swaroop. Akasa Singh – Singer. She is well known for singing "Aithey Aa" from the 2019 film Bharat and "Naagin", a duet with Aastha Gill. Karan Kundrra – Television actor and model. He is known for playing Arjun Punj in Kitani Mohabbat Hai, Ritwik Noon in Dil Hi Toh Hai and Ranveer Chauhan in Yeh Rishta Kya Kehlata Hai. Afsana Khan – Punjabi playback singer, actress and songwriter. She is known for singing the hit track "Titliaan" and the song "Teri Akheeyan" from Qismat 2. Miesha Iyer – Reality television personality. She is known for participating in MTV Ace of Space 1 and MTV Splitsvilla 12. Sahil Shroff – Actor and model. He is known for acting in films Don 2: The King Is Back and Shaadi Ke Side Effects.

OTTians Pratik Sehajpal – Reality television star. He participated in reality shows like MTV Love School and Ace of Space 1. He was the 4th runner up of Bigg Boss OTT. Nishant Bhat – Choreographer. He was a part of dance reality shows like Super Dancer, Jhalak Dikhhla Jaa and Dance Deewane. He was the 1st runner up of Bigg Boss OTT. Shamita Shetty – Film actress. She is known for debut film Mohabbatein and second runner-up of Bigg Boss OTT.

Wildcard entrants Rajiv Adatia — Former model and entrepreneur. Ritesh Kumar — Businessman, software professional; Rakhi Sawant's husband. Abhijit Bichukale — Politician. He participated in Bigg Boss Marathi 2.

Challengers Raqesh Bapat — Television and film actor. Contestant of OTT Season 1. Neha Bhasin — Singer. Contestant of OTT Season 1. Devoleena Bhattacharjee — Actress and dancer. Contestant of Season 13 and Season 14. Rashami Desai — Television and film actress. Contestant of Bigg Boss 13. Rakhi Sawant — Actress and dancer. Contestant of Season 1 and Season 14.

Twists Housemates allotment Housemate Week 1 Week 2 Week 3 Week 4 Days 1–7 Day 18 Day 21 N/AN/A N/A KaranJungle House↔ Main House↑ Jungle House ClosedHousemate↔VIP↑Housemate↓ VIP↑ Pratik Main House↔ Jungle House↓ Main House↑Housemate↔VIP↑Housemate↓ VIP↑ Nishant Main House↔ Jungle House↓ Main House↑ Housemate↔VIP↑Housemate↓ VIP↑ RashamiNot in HouseNot in HouseVIP↔ Housemate↓ VIP↑Housemate↓ VIP↑ Shamita Main House↔ Jungle House↓ Main House↑ Housemate↔ Housemate↔ VIP↑ Tejasswi Jungle House↔ Main House↑Housemate↔VIP↑Housemate↓ VIP↑ RakhiVIP↔ DevoleenaVIP↔ Housemate↓ VIP↑Housemate↓ AbhijitVIP↔ Housemate↓ Umar Jungle House↔ Main House↑ Housemate↔VIP↑ Housemate↓VIP↑ RajivHousemate↔ ↔ RiteshVIP↔ Housemate↓ NehaHousemate↔ Jay Jungle House↔ Main House↑ Jungle House↓ Housemate↔ Vishal Jungle House↔ Main House↑ Jungle House↓ Main House↑ Housemate↔VIP↑Housemate↓ Simba Jungle House↔ Main House↑ Housemate↔ VIP↑Housemate↓ Afsana Jungle House↔ Main House↑ Housemate↔ RaqeshNot in HouseNot in HouseHousemate↔ Miesha Jungle House↔ Main House↑ Housemate↔ Ieshaan Jungle House↔ Main House↑ Housemate↔ Akasa Jungle House↔ Main House↑ Jungle House↓ Main House↑ Housemate↔ Donal Jungle House↔ Vidhi Jungle House↔ Sahil

The finalist of Bigg Boss OTT get direct access to Main House. By winning 'Zeher Ka Keher' Task, Team Tiger Jay, Vishal, Tejasswi and Akasa were upgraded to the Main house. Due to violation of the rules, All Main House members were downgraded to the Jungle House. By winning 'The Currency' Task, Karan & Tejasswi, Shamita & Vishal, Umar & Afsana and Sanchalak Nishant were upgraded to Main House. The last five jungle housemates had to come to a mutual decision of leaving the show or giving up the remaining 25 lakh prize money to stay and get access to Main House, They choose the latter and BB Magical Jungle started disappearing with all housemates in the Main House. House Captain Umar get to choose 3 more VIP contestants. By winning the 'BB Mine' Task, Vishal is now VIP Contestant. By winning the 'Scary Monster' Task, Nishant had got a special power that he could upgrade 2 Common Members to VIPs and downgrade 2 VIPs to Common Members, He upgraded Simba and Pratik and downgraded Tejasswi and Karan. Due to violation of rules Bigg Boss announced that VIP Zone will be temporarily closed and all became Common Housemates. The challengers entered as VIPs. Rakhi wins the 'Ticket to Finale' Task and becomes the sole VIP housemate with others downgraded. By surviving via public vote Rashmi won 'Ticket To Finale'.

Guest appearances