The actress will play MacKenzie, the executive producer of a cable news show which features anchor Will McAllister (Jeff Daniels). It is said that MacKenzie lives for her job, with all other aspects of her life taking a back seat to her work.
Shortly after Marisa Tomei passed, HBO entered into talks with Emily Mortimer. The story from last week also indicated actresses Olivia Munn and Alison Pill are in talks to play a financial analyst on the network and an associate producer, respectively. Both actresses are locking up their deals.