Nobbs's television appearances include New York Undercover, The Sopranos, Law & Order, and Law & Order: Criminal Intent. His film credits include Double Whammy, Phone Booth, 25th Hour, and It Runs in the Family, as well as the independent films I Will Avenge You, Iago! and Premium. His latest film efforts include In Search Of, and HBO's The Pacific.

A graduate of Fiorello H. LaGuardia High School of Music & Art and Performing Arts, Nobbs began working in professional theater in the 1998 production of Stupid Kids, directed by Michael Mayer. His Broadway debut was in the Roundabout Theatre Company production of The Lion In Winter starring Laurence Fishburne and Stockard Channing, also directed by Mayer. Other notable New York stage appearances include Hope Is the Thing With Feathers (Drama Dept.), Fuddy Meers (Manhattan Theatre Club), Free to Be... You and Me (The Drama Dept.), Dublin Carol (Atlantic Theater Company), The Hasty Heart (Keen Company), and the world premiere of David Mamet's Romance (Atlantic Theater Company) . For his performance in Four (Manhattan Theatre Club) Nobbs was nominated for the 2002 Drama Desk Award for Outstanding Featured Actor in a Play, and won the 2002 Lucille Lortel Award for Outstanding Featured Actor. His most recent stage appearance was in the Century Center for the Performing Arts production of Dog Sees God: Confessions of a Teenage Blockhead. Nobbs is a member of The Drama Department and the Vineyard Theatre Community of Artists. He appears with Dan Lauria and Judith Light in the Broadway production: Lombardi (play).