Katherine Heigl Joins ‘Suits’ Season 8 The former Grey's Anatomy star will be a series regular, USA Network announced Wednesday. Heigl will play Samantha Wheeler, a talented new partner at Pearson Specter Litt who challenges the status quo and will either become the firm’s greatest ally or most powerful enemy. Katherine Heigl Heigl, 39, is an Emmy Award-winning and two-time Golden Globe-nominated actress. Season 8 will be the first without regulars Patrick J. Adams and
Meghan Markle. Suits Season 7 returns March 28.