K.T. Thangavelu

When a "Jane Doe" with amnesia and covered in blood steps in front of Cho and Van Pelt's car, Patrick Jane must use all of his skills to discover who she is, her last location and why she lost her memory.

House has to work fast when a woman comes in with a life-threatening case of insomnia; Cameron is angry at Foreman for stealing an article she worked on.

Sydney convinces Irina to lead a team to Kashmir. A furious Jack reacts by joining the team himself.

After a circus ringmaster is murdered by a high-flying daredevil, all leads point to his acrobatic and vengeful ex-wife, but she has a broken foot.

Following the shocking events at the Russian Consulate, CTU tracks Gredenko and attempts to thwart further terror attacks on U.S. soil. Jack Bauer copes with devastating news while Vice President Noah Daniels considers controversial strategies.

Ruth spends quality time with George Sibley; David arrives at a crossroads in his relationship with Keith; Rico cannot find refuge from his domestic demons.