How to Succeed's Tammy Blanchard to Guest Star on The Big C

How to Succeed in Business Without Really Trying star Tammy Blanchard is set to film a three-episode arc on the Showtime series The Big C, according to Deadline.com. The two-time Tony nominee will play Giselle, a sexy Pilates instructor. No filming or air dates have been announced.

The Big C is a dark comedy about a woman named Cathy who is diagnosed with cancer. In the hit series, Blanchard will join three-time Tony nominee Laura Linney (Cathy) and Tony winner John Benjamin Hickey (Sean). When Giselle gets involved in an unconventional relationship with Cathy’s brother Sean, the new relationship complicates and fulfills his life in unexpected ways.

Blanchard currently stars as Hedy La Rue in How to Succeed. She has also appeared on Broadway in Gypsy. Her film and TV credits include Moneyball, The Good Shepherd, Guiding Light and Rabbit Hole.