Steven Pasquale has joined NBC's Jekyll & Hyde-style medical drama pilot, Do No Harm.

The Rescue Me star will portray Jeffrey Kohn, a brilliant neurosurgeon who wrestles with his dangerous alter-ego Ian Price that threatens to wreak havoc on his personal and processional life. The project is written by David Schulner.

The actor is best known for his role in Rescue Me were he plays young firefighter Sean Garrity.

This project is still in development.