Do No Harm is an American medical drama television series that aired on NBC from January 31 through September 7, 2013. The series follows Dr. Jason Cole as he balances working as a neurosurgeon with suppressing his evil alter ego, Ian Price.

Do No Harm is a modern take on Robert Louis Stevenson's classic 1886 novella Strange Case of Dr Jekyll and Mr Hyde. The series was panned by critics, and holds a 15% on Rotten Tomatoes.The network placed a series order in May 2012. On November 12, 2012, NBC reduced its episode order for the series from 13 to 12 episodes, due to scheduling conflicts (13 episodes were produced and eventually aired).

On February 8, 2013, it was announced that NBC had cancelled the series after airing two episodes, due to low ratings. On April 26, 2013, NBC announced that the remaining episodes would be burned off, beginning June 29, 2013.