EastEnders star Bleu Landau has revealed the devastating effect leaving the BBC soap had on him. The child actor starred as Dennis Rickman for five years until his character was brutally killed in 2020.Ian Beale locked Dennis in a room below deck on a boat to confront him after trolling his son, Bobby Beale, relentlessly online.At the same time, however, Phil Mitchell and Keanu Taylor got into a fight with the boat captain, causing it to crash and begin to sink.