Steven Weber is well aware of the looks his Chicago Med character, Dr. Dean Archer, is getting after being revealed as the father of Dr. Hannah Asher's baby - but he likes the "gutsy" plot twist. Warning: Spoilers below from Chicago Med season 11, episode 1. During the Wednesday, October 1, episode, fans discovered that Hannah (Jessy Schram) is not pregnant with ex-boyfriend Dr. Mitch Ripley's (Luke Mitchell) baby, like many viewers assumed. Instead, Hannah told her longtime BFF Dr. Archer (Weber) that she is pregnant with his child after a hookup that transpired off camera.