02/26/2013 02:37 pm ET

'Golden Boy': Theo James, Bonnie Somerville And More Of The Cast's Early TV Roles (VIDEO)

The cast of CBS's "Golden Boy" might look familiar to audiences when it premieres on Tuesday, Feb. 26. The main cast is made up of TV veterans who have appeared in some of the biggest hits on the small screen from "Downton Abbey" to "Friends."

In "Golden Boy," Theo James stars as Detective Walter William Clark, who will eventually become New York City's youngest police commissioner. Viewers may recall James as the troublemaker Mr. Pamuk who met his maker while sleeping with Lady Mary on "Downton Abbey."

The cast is rounded out by TV veterans Chi McBride, Bonnie Somerville, Kevin Alejandro, Holt McCallany and Stella Maeve. Click through the slideshow below to find out where you've seen them before.

"Golden Boy" premieres on CBS on Tuesday, February 26 at 10 p.m. with another Tuesday airing on March 5 before moving to its regular timeslot on Friday, March 8 at 9 p.m. .