Tammy Blanchard Tammy Blanchard

Tammy Blanchard has landed a recurring role on The Big C, Deadline reports.

The actress will appear in three episodes as Giselle, a sexy, married and uninhibited Pilates instructor whose unconventional relationship with Sean (John Benjamin Hickey) starts to complicate and fulfill his life. She joins Susan Sarandon, Victor Garber and Allison Janney as Big C guest stars this season.

The West Wing's Allison Janney to guest-star on The Big C

Blanchard was most recently seen in Moneyball and on an episode of A Gifted Man earlier this month. The Big C will return for its third season on Sunday, April 8 at 9:30/8:30c on Showtime.