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Dynasty and Triangle star Kate O'Mara dies aged 74

Former Dynasty star Kate O'Mara has died at the age of 74. She was best known for playing Alexis Colby's scheming sister Cassandra "Caress" Morrell in the US soap in the mid-1980s, along with roles in Doctor Who, Howards' Way and Triangle.

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Joan Collins pays tribute to Dynasty 'sister' Kate O'Mara

Joan Collins has paid tribute on Twitter to her Dynasty co-star Kate O'Mara, who has died at the age of 74.

Collins, who played Alexis Colby to O'Mara's Cassandra "Caress" Morrell in the popular 1980s US soap, tweeted:

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