Roz Walters is a supporting character on Guilt. She is portrayed by Simona Brown. Roz blackmailed Luc Pascal to murder her flatmate, Molly Ryan. After Grace found out what she did, she hit her over the head with a vase to the point of bloodiness, and Natalie witnessed it. It is unknown whether or not Roz is dead, or alive.
Roz (Simona Brown) is an up and coming British DJ with a hard-edged style who works at Diablo, a hot London club. She is also one of Grace's flat mates in London.
Roz is very intelligent.