Neal McDonough is set to dig through Pearson Specter's dirty laundry.
The veteran actor (Justified, Mob City) has been cast in a recurring capacity on Suits Season 4.
The network confirms that McDonough’s will portray Sean Cahill, an intense SEC investigator tasked with uncovering wrongdoing at the firm.
He will work with Zeljko Ivanek’s Eric Woodall and clash with pretty much every key character.
Other newcomers this summer (Suits Season 4 kicks off on June 11) includes Michael Gross, Brendan Hines, DB Woodside and Melanie Papalia.
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