Which character did Rhona Mitra portray in the TV series "Supergirl"?
Lena Luthor
Alex Danvers
Mercy Graves
Reign
Answer
Rhona Mitra appeared as Mercy Graves in the CW series "Supergirl" in 2018. Mercy Graves is a well-known character in the DC Comics universe, often serving as Lex Luthor's personal bodyguard and assistant.
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