Aaron Sorkin Creator, Executive Producer Jeff Daniels Will McAvoy Actor Emily Mortimer Mackenzie McHale Actor John Gallagher Jr. Jim Harper Actor Alison Pill Margaret Jordan Actor Thomas Sadoski Don Keefer Actor Olivia Munn Sloan Sabbith Actor Dev Patel Neal Sampat Actor Sam Waterston Charlie Skinner Actor Adam Arkin Adam Roth Guest Star David Krumholtz Dr. Jack Habib Guest Star Terry Crews Lonny Church Guest Star Paul Schneider Brian Brenner Guest Star Kelen Coleman Lisa Lambert Guest Star Jake McDorman Tate Brady Guest Star Adina Porter Kendra James Guest Star Chris Chalk Gary Cooper Guest Star Lindsey Kraft Alexandra Guest Star Margaret Judson Tess Westin Guest Star Wynn Everett Tamara Hart Guest Star Thomas Matthews Martin Stallworth Guest Star John F. Carpenter Herb Wilson Guest Star Trieu Tran Joey Phan Guest Star Charlie Weirauch Jake Watson Guest Star Alison Becker sandy Whiddles Guest Star Michael Tatlock Teddy Guest Star Livia Treviño Meg Guest Star Liesel Hlista Selena Machado Guest Star Chasty Ballesteros Tea Guest Star Terrell Carter Karaoke Singer 1 Guest Star Diana Perez Karaoke Singer 2 Guest Star Alan Poul Executive Producer Scott Rudin Executive Producer