Ali Larter responds to fired Heroes co-star Leonard Roberts' allegation of racism and that their on-set issues led to him being written off 'I am deeply saddened to hear about Leonard Roberts' experience on Heroes and I am heartbroken reading his perception of our relationship, which absolutely doesn't match my memory nor experience on the show,' she wrote In an essay in Variety , the 48-year-old actor wondered how much 'race was a factor' in Ali's coldness and volatility toward him, and how he got the feeling he 'was tarnishing her brand' Leonard also said that his experience working on the show showed him how quickly racist systems can destroy opportunities for black actors