Damian Campbell

Damian Campbell is a police officer of the Philadelphia Police Department on Castle and How to Get Away With Murder.

Lucas Fletcher
Lucas Fletcher is Damian's best friend and they're working together in the Philadelphia Police Department as officers along with Damian's girlfriend Maxine and other co-workers like Shawn, Jordan, Delores, Katie, Liesl, Aaron, and Samantha.

Sebastian Fletcher
Sebastian Fletcher is Damian's friend and Lucas' brother who happens to be an attorney to protest against Annalise Keating because of her activities.

Liesl Kraus
Liesl Kraus is Damian's next door neighbor who happens to be his friend working together in the Philadelphia Police Department along with Liesl's best friend and Damian's girlfriend Maxine and also his best friend Lucas.

Nate Lahey
Nate Lahey is Damian's friend and they work together in the Philadelphia Police Department and gets along very well.

Katie Sloane
Katie Sloane is Damian's friend and also his best friend Lucas' girlfriend who are working in the Philadelphia Police Department.

Todd Wells
Todd Wells is Damian's friend in Philadelphia and New York.