Actors Benedict Cumberbatch, Courteney Cox, Zac Efron, Shia LaBeouf and singer Kelly Clarkson are among 35 celebrities from the entertainment industry who have been selected to receive a star on the Hollywood Walk of Fame in 2021. Josh Brolin, who played Thanos in the Avengers films, will also be honoured. The Hollywood Chamber of Commerce announced its list on Thursday.