By Olivia Wheeler Casualty viewers were left seriously distracted on Saturday night as they recognised Hollyoaks star Angus Castle-Doughty playing criminal Kyle Marsh on the BBC medical drama. During the episode, fans saw a huge crash involving several cars and a lorry carrying gas canisters with criminal Kyle driving straight into the lorry. His actions caused a major explosion before he was transported to the ED, with Dr Stevie Nash asking why he had a police escort. “He tried to do a runner with a bag of drugs, a big bag,” explained paramedic Teddy. Since being caught, Kyle was unable to de…