Exclusive: James Cromwell to Guest Star on NBC's Do No Harm Seattle Post-Intelligencer Copyright 2012 Seattle Post-Intelligencer. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Published 7:05 a.m., Tuesday, December 11, 2012 [...] comes the news that Cromwell will don a white coat once again - hopefully to less lethal effect - on NBC's midseason drama Do No Harm. Cromwell's character - a "renowned," but as yet unnamed, surgeon - will join Steven Pasquale's mysteriously afflicted brain doc Jason Cole (who turns into the Mr.