Dennehy will co-star opposite Donnie Wahlberg in the pilot, which was written by Walon Green. Jon Avnet directs. "Bunker Hill," according to the industry paper, "explores crime, corruption and deceit in the Bunker Hill section of Boston and centers on Mike Moriarty (Donnie Wahlberg), who returns to Boston as a cop protecting the streets he grew up on."
Dennehy will play a former mob boss named Martin Kelsey, who is currently the owner of a flower shop.
Brian Dennehy is a two-time Tony Award winner for his performances in Death of a Salesman and Long Day's Journey Into Night. He also recently appeared in the Public Theater staging of Richard Nelson's Conversations in Tusculum.