Kevin Costner has reportedly dropped out of Quentin Tarantino's blockbuster Western Django Unchained due to scheduling conflicts.

The Tin Cup star was due to play a brutal slave-master alongside Leonardo DiCaprio in the upcoming movie but will no longer step into the role, according to Variety.

In a post on Twitter.com, columnist Justin Kroll writes, "And in another interesting piece of casting news, Kevin Costner has had to pass on DJANGO UNCHAINED due to scheduling conflicts."