Eamon Farren is an Australian actor. After appearing as the lead in Jennifer Lynch's psychological thriller Chained (2012), he came to prominence when her father David cast him in the 2017 revival of the cult television series Twin Peaks. He currently appears on the Netflix series The Witcher (2019–present) as army commander Cahir Mawr Dyffryn aep Ceallach.
The story follows Jason Todd/Robin's quest to be reunited with his birth mother after being relieved of his duties by Batman. During his journey, however, the Joker kidnaps and tortures him, eventually killing him.