Michael Muhney was born on June 12, 1975 in Chicago, Illinois. He attended Goodman School of Drama where he received the Arthur J. Schmitt Scholarship. He previously appeared in shows like Virtual Nightmare, Disconnect, Love 101 and A Will of Their Own. At present, he portrays Sheriff Don Lamb in the series Veronica Mars. Sheriff Don Lamb is the arch-rival of Keith Mars. He is perceived as a typical bureaucrat who always arrests apparent suspects without confirming their alibi.