Actress Tessa Thompson has joined the cast of the planned “Men in Black” reboot from director F. Gary Gray. In addition, Thompson's 'Thor: Ragnarok' co-star Chris Hemsworth is also said to be in talks to star in the movie. The 'Men in Black' reboot will reportedly follow a new pair of MIB agents who work for the secretive New York agency that defends Earth from hostile aliens and helps friendly ones blend into human society.