Laughter as medicine: 'St. Denis Medical' enters the field
Grier, who plays an ER doctor, is joined by Allison Tolman as a supervising nurse in the department; Mekki Leeper as a newly hired nurse; Josh Lawson as a self-important surgeon; Kaliko Kauahi as the front desk attendant; and McLendon-Covey as the executive director. They all want the hospital to succeed, but understaffing has taken its toll.