Guest Stars Zach Grenier as Dean Healy Wayne Duvall as Senator Andre Amarant Brandon J. Dirden as Brett Middleton Margo Martindale as Dr. Joanne Alaimo Kelli Barrett as Polly Savident Co Starring Ito Aghayere as Veteran Sheila Steve Routman as FDA Commissioner Finn Babin Jill Abramovitz as Other Republican Senator