Big Brother (British TV series) series 21

Big Brother 21 was the twenty-first series of the British reality television series Big Brother, and the second series to air on Channel 5. It premiered on 5 June 2018, and concluded on 5 November 2018, lasting 65 days. Emma Willis returned as host, and Rylan Clark-Neal returned to host Big Brother's Bit on the Side.

The series was themed around "eye of the storm" and featured a cast of housemates who had each been at the center of a personal drama or public controversy. The premise centered on exploring the challenges of living in a close environment with individuals who possessed strong and potentially conflicting personalities.

Notable events of the series included controversial evictions, heated arguments, and strategic gameplay. The series explored themes of redemption and second chances for the housemates, while also focusing on the dynamics of group living under intense pressure.

Cameron Cole won the series, becoming the show's youngest ever winner. The series was notable for Cole coming out as gay during his time in the house, which was positively received by the public and other housemates. Akeem Griffiths finished as runner-up.