Kate O’Mara has died at the age of 74, her agent has announced.
The actress was best known for her role as sister to Joan Collins’ Alexis Colby in soap opera Dynasty.
Kate O’Mara also had prominent roles in the ’80s series Howards’ Way and Triangle, and in Doctor Who.
The actress’ agent said she died in a Sussex nursing home following a short illness.
Kate O’Mara’s first television roles were in the 1960s, but she came to public attention playing the manipulative Cassandra “Caress” Morrell in Dynasty.