In 2012, Martz appeared in an episode of Touch, which also stars Kiefer Sutherland. The episode was directed by Milan Cheylov, and also featured Sprague Grayden. He has also appeared in shows like The Shield (with Benito Martinez), Medical Investigation (with Dean Norris), NCIS (with Pauley Perrette), The 4400 (with Megalyn Echikunwoke), Crossing Jordan (with Ravi Kapoor), and Cold Case (with Jaime Gomez and Mare Winningham).