Mary McCormack and Alicia Witt are both headed to Showtime.
The former In Plain Sight star will come on board House of Lies Season 4 as Denna Altshuler, a “white knight investor” who Marty calls on to help save Kaan & Associates.
Alicia Witt (Justified) will also guest star on the cable hit as Maya Lindholm, a, intelligent engineer who comes to Marty’s rescue when he’s in some kind of a bind.
McCormack and Witt will join previously announced Season 4 guest stars Larenz Tate, who returns as Marty’s brother Malcolm; along with Demetri Martin and Valorie Curry.
House of Lies Season 4 premieres on Sunday, January 11th at 10 p.m. ET/PT.