TV Guide 5USA Thursday

As the hunt for La Grenouille intensifies, Tony's cover is blown and his car is later destroyed in an explosion, leaving the team convinced he has been killed. However, Ducky's autopsy on the body of the driver reveals it was actually someone else who died in the blast

The agents are called to the scene of a car accident in which a petty officer was killed. They discover a bullet wound in the body, as well as another victim at the bottom of a nearby ravine - a woman who was beaten to death. Ducky conducts an autopsy and makes a discovery that sets the agents off in search of a missing infant. Meanwhile, Tony is distracted by developments in his relationship with Jeanne

Lt Col Mann arrives to assist with inquiries into the murder of a marine - a case that becomes personal for Gibbs when he learns one of the witnesses is his ex-wife Stephanie. The team discovers the prime suspect was having an affair with the dead man's spouse, but the case is complicated by the revelation that the victim may have been selling top-secret military information. Starring Mark Harmon

The relatives of a wealthy woman found in a coma come under suspicion when the team investigates her subsequent death. It later transpires she was suffering from a degenerative disease, and the theory of a possible mercy killing crumbles when the family's affairs, both financial and sexual, come to light. David Dukes guest stars

The team examines the apparently accidental death of a man trying to solve the killing of his son in Chile 30 years earlier. As the investigations gather pace, the officers are embroiled in a belated murder trial

The team investigates a disabled boy's death in an apartment fire, focusing inquiries not only on a tenant who lived in the same building and had been linked to several previous blazes, but also on the victim's parents, who had struggled to cope with the strain of looking after him. With Jerry Orbach, Dianne Wiest and guest star Rudolph Giuliani

Briscoe and Green investigate the suspicious death of a reality TV contestant. They discover the show's producers had been provoking bad feeling toward the dead man among his fellow participants, while a cameraman reveals that his last moments were captured on film. However, the incriminating tape cannot be found. Jerry Orbach and Steven Hill star

Briscoe and Green have difficulty pinning the death of a strangled woman on their prime suspect, drug dealer Francis 'Taz' Partell. However, while questioning one of his former associates, they discover new evidence indicating he was responsible for another murder in the Bronx

Briscoe and Green investigate the death of Karen Hall, a staff member in the State Attorney General's Office, whose body has been found in the Hudson River - and her boss Frank Conroy quickly becomes a suspect. Crime drama, starring Jerry Orbach and Jesse L Martin

A nuclear power plant inspector suffers radiation poisoning, forcing the team to consider the possibility that a foreign power deliberately targeted him. As the others investigate, Ziva spends time with the ailing victim - and begins to realise she is developing feelings for him. Drama, guest starring Matthew Marsden, with Cote de Pablo