The fourth series of Hollyoaks Later is a British television series and late night spin-off of Channel 4 soap opera Hollyoaks. The series aired in September 2011 at 10pm. The series revolved around Silas Blissett's (Jeff Rawle) search for another murder victim which culminated in the death of Rae Wilson (Alice Barlow), the stag do of Riley Costello (Rob Norbury), the hen party of Mercedes McQueen (Jennifer Metcalfe) and Ricky Campbell (Ashley Margolis) and Duncan Button's (Dean Aspen) trip to fat camp.