Sam and Luka go on the search for her runaway son, Alex. Meanwhile, Pratt and Lewis guide Abby, Neela and Ray, who have become R2's, on how to teach the new interns.

Starring:

Maura Tierney, Parminder Nagra, Scott Grimes, Linda Cardellini, John Stamos, David Lyons, Angela Bassett

Genre:

Drama