Watch Tim in HBO’s The Brink! By timrobbins On September 20, 2015 · Add Comment · In What Went On, whats-going-on Tim Robbins plays Walter Larson, the US Secretary of State, in this dark comedy. Will Larson save the US from imminent war, or will he be the cause of it? All episodes of HBO’s comedy The Brink are available on HBO. Watch the trailer here! Tweet