Carly Thomas / The Hollywood Reporter: Maria O'Brien, 'Protocol' and 'Matlock' Actress, Dies at 75 - O'Brien also worked as an acting coach on 'Days of Our Lives' for 15 years. - Maria O'Brien, an actress in Protocol and Matlock, who also worked as an acting coach on Days of Our Lives, died on Feb. 24. She was 75.
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Critical Maria O'Brien, 'Protocol' and 'Matlock' Actress, Dies at 75 (Carly Thomas/The Hollywood Reporter)
March 4, 2026
1 months ago
2 celebrities mentioned
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