DC Merrick was one of the police officers who arrested Steve McDonald at Manchester Airport in July 2005 after Tracy Barlow made out that he had kidnapped their daughter Amy.
In May 2007, she was part of the investigation after a fire had broken out at 4 Coronation Street - home to the Peacock family.
She appeared again in late October 2008 investigating Becky Granger's rampage, along with colleague and lead investigator, DC Hooch.
In 2010, now part of the child protection unit, she investigated when Aadi Alahan suffered a haemorrhage and was rushed to Weatherfield General where strange bruising was noticed on his shoulders.
List of appearances[]
2005
2007
2008
2010
2012