Dennis Richardson was an antagonistic character on the long-running Channel 4 British television soap opera Hollyoaks. Dennis was first introduced as a teacher at Hollyoaks Comprehensive School. He was married to Helen and was father to Lewis and Mandy. Dennis was last seen telling Mandy that he is dying of cancer, hoping she might forgive him. She bought him some alcohol to quicken his death, telling him she could never forgive him. He eventually died of liver disease. He is cremated, and Helen poured his ashes down the drain.