Ty Upshaw

When Castle and Martha are taken hostage by a crew of bank robbers dressed in hospital scrubs and using classic television doctor names, Beckett finds herself on the outside, desperately trying to rescue them.

The NCIS team are put into quarantine when Tony opens a secret letter containing a mysterious powder. Believing the powder could be a deadly virus, Gibbs goes on a hunt to find the sender, while Tony and Kate are put into biohazard isolation. Gibbs must race against time or it's curtains for the lives of his team members.

A kidnapper instructs Catherine to accompany a man delivering a million dollar ransom in order to prevent the death of the man's abducted mistress.

Warrick must overcome vindictive feelings when investigating a drive-by shooting in his old neighbourhood, and Nick cannot find witnesses to a murder at an Internet company.

Grissom is called to the murder of a 17-year-old in a casino penthouse, but the entire team become involved when it is discovered that a kidnapping took place along with the murder.

Jack finds Kyle's bag of suspicious white powder, Palmer learns more about the incriminating allegations against Anne and Chase chafes at being shut out of Jack's pursuit of Kyle.