Salman Khan's Bigg Boss 12 first task for contestants. Bigg Boss 12: One of India's most controversial reality shows, Bigg Boss, is set to make its return in few minutes. The show will once again be hosted by Bollywood superstar Salman Khan and will see 18 contestants locked inside the house for the next 100 days. Watch Bigg Boss 12 on Colors TV every day at 9 PM and watch all the episodes of Bigg Boss 12 on Voot app anytime.