Derek is a fictional character portrayed by Ethan Cohn in the TV series Rizzoli & Isles.
In the first episode they appeared in, titled Post Mortem (season 7), they were 37 years old.
They appear in 1 episodes out of a total of 105 aired
Episodes1
Post Mortem
episode S7.E4 june 2016When a mailman is killed, the team must work with a brash, eccentric postal inspector, who believes the mailman's murder is part of a larger conspiracy. Maura continues to struggle with the ramifications of her injury, and Angela intervenes when she discovers Korsak has gotten Kiki (recurring guest star CHRISTINA CHANG) a terrible birthday present.