The International Response Team travels to Russia when an American ballerina is kidnapped, and Jack tangles with an ex-KBG agent who escaped from prison.

The International Response Team searches for the killer of a woman on a Yoga retreat in Nepal, and Monty goes on his first international mission with the team.

When the body of an American singer is found on a rural road in the blue mountains of Jamaica, the International Response Team is called to investigate.

The International Response Team is called to Taipei when it appears that an American committed a crime that's similar to an unsolved case in New York.

The International Response Team is investigated by the FBI after a mission in Kurjikistan results in the death of a suspect.

When an American visiting Greece to get more involved in his family's business is found beaten in a rough part of Athens, the International Response Team is called to investigate. Also, Jack struggles with having to tell his wife where their son is.

Jack has to keep his cool when he comes across his son working undercover with the Mexican cartels.

When two American flight attendants go missing while in Singapore, the International Response Team is called in to investigate.

When two American entrepreneurs disappear while conducting business in Bangladesh, the International Response Team is called to investigate.

The International Response Team head to South Korea when an American college student is found disfigured. Also, Simmons fulfills his mother's last dying wish to find his grandmother.

The International Response Team investigates the apparent suicide of an American in Colombia who emptied his bank account prior to his death.

When two casualties resemble the M.O. of the most notorious killer in Italian history, the International Response Team is called to investigate.

Unit Chief Jack Garrett and his international response team are called to Tanzania when a 23-member church group disappears.