His best known roles include Sheriff Don Lamb on the UPN/The CW television series Veronica Mars between 2004 and 2007 and Adam Newman on the CBS daytime soap opera The Young and the Restless from 2009 to 2014.

When he was 16 years old, he won the state championship for his One-Act play performance while attending Trinity High School.

He moved back to Chicago where he earned a bachelor's degree from The Theatre School at DePaul University in 1997.

[10][11][12][13] After the sudden announcement that Muhney had been fired from the role in December 2013, viewers and critics alike expressed their disappointment in the decision.

Whether he was demanding changes in the Daytime Emmy nomination process, or getting into fights with his TV pappy on Twitter, one thing was for certain — Muhney always brought it on screen as bad seed Adam Newman.