British director Steve McQueen has said that hearing the news of Philip Seymour Hoffman's death "broke his heart", adding that he was an "amazing artist".
Speaking at the London Critics' Circle Film Awards tonight, McQueen hailed Hoffman as a "genius".
A variation 100 time more potent than heroin - laced with the painkiller Fentanyl - is causing a spike in deaths on the US East Coast.
Philip Seymour Hoffman joins a sad list of Hollywood stars whose lives were seemingly cut short by drugs, here is a look at other losses.
A look at the life and career of Philip Seymour Hoffman who has died from an "apparent drug overdose" aged 46.