Sean Astin stars as "Jim Kent" – a co-worker of Nora and Eph at the CDC. Jim's wife, Sylvia, is dying from cancer and in an effort to save her life, Jim makes a poor decision early on that puts everything into jeopardy.

Astin is well known for playing the title role in the critically acclaimed Rudy, for his feature debut in The Goonies, and for the beloved "Samwise Gamgee" in the Academy Award winning The Lord of the Rings Trilogy. Astin continues to star in Teenage Mutant Ninja Turtles, where he is the voice of "Raphael" in the latest animated incarnation of the hugely successful franchise. Since 1995, he has also been a Civilian Aide to the Secretary of the Army.

Astin was recently cast to star in Matthew Modine's The Rocking Horseman. Recent films include: Little Boy, a drama set during World War II with Tom Wilkinson and Emily Watson, and The Boys of Abu Ghraib, an Iraq War film where Astin plays a guard at Guantanamo Bay prison. He recently received strong reviews for And They're Off, an independent comedy about thoroughbred horseracing, as well as Stay Cool about an older man's homecoming whose cast included Winona Ryder, Chevy Chase, and Hillary Duff.

Astin had a very successful run as "Lynn McGill" in Fox's hit series 24. He starred in the Steven Spielberg produced mini-series Into the West. Additional television work includes recent stints on Franklin & Bash and NCIS.

In 1994, he received an Academy Award® nomination and won a Jury Prize at the Texas Film Festival for his short film Kangaroo Court, which he co- produced with his wife Christine. In addition to this short film, Astin has also directed an episode of the television hit Angel, and an episode for the HBO anthology Perversions of Science.

Astin's other film credits include The Final Season, What Love Is, Marilyn Hotchkiss' Ballroom Dancing and Charm School, which received critical praise at the Sundance Film Festival, Click, Fifty First Dates, Bulworth, Smile, Courage Under Fire, Memphis Belle, Encino Man, Like Father Like Son, Where the Day Takes You, Staying Together, The War of the Roses and Safe Passage.

Astin has earned a degree in History/American Literature and Culture from UCLA. He resides in Los Angeles with his wife and their three daughters.