Brennan and Booth investigate the site of a train wreck where high-profile victims are found.

Booth seeks out the husband of a missing pregnant woman after her remains wash up onshore, but the suspect disappears. The man's new girlfriend tells Booth that he fled after reading a news item about the body being found.

The remains of a teenage runaway are discovered and his parents think he was murdered by his "wrong side of the tracks" girlfriend. When it becomes apparent that she is interested in tragic love stories, i.e., addicted to Romeo and Juliet, Bones and Booth are about to concur, but new evidence leads them to believe a man helping runaways may be involved.

When the remains of a young girl are unearthed, it becomes clear this isn't just any murder case.

An electrician's body is found at a condo construction site in a bathtub full of corrosive liquids, making for a challenging case since the body is largely dissolved. Meanwhile, Booth's past love life resurfaces. Rebecca: Jessica Capshaw.

Brennan and Booth investigate an explosion in Miami where a young woman's body has been found.

Brennan and Booth investigate the death of Brianna Swanson, a young beauty queen.

When the remains of a federal prosecutor are found in the desert, Brennan and Booth suspect the mob.

Booth and Brennan find themselves on the trail of the Grave Digger.

The headless body of a young man, along with a video camera is discovered in the woods.

While Brennan and Booth investigate an ex-FBI agent's murder, Brennan's brother Russ receives a warning from their long-lost father that he and Brennan are in danger. Directed by David Duchovny. Father Toby Coulter: Ryan O'Neal. Russ Brennan: Loren Dean.

When a body is found incinerated in a prison cell, it becomes apparent that serial killer Howard Epps has escaped from prison. Howard Epps: Heath Freeman. Caroline Epps: Christie Lynn Smith. Marianne Epps: Kathy Lamkin. Parker Booth: Ty Panitz.

When a body is found incinerated in a prison cell, it becomes apparent that serial killer Howard Epps has escaped from prison. Howard Epps: Heath Freeman. Caroline Epps: Christie Lynn Smith. Marianne Epps: Kathy Lamkin. Parker Booth: Ty Panitz. Brennan heads to Florida to investigate the death of a student found inside a dead alligator.

The team is called to investigate the death of Terence Bancroft, a major donor to the Jeffersonian.

Brennan notices striking similarities between a case and one of the fictional murders in her book.

Booth and Brennan investigate a body found in the river and missing all of its bones.

Brennan is called in to help with remains after a water main floods a historic church cemetery.

When a partial skeleton is found encased in cement, the team is called in to investigate

The team investigates the death of an astronaut who appears to have fallen to Earth from a high altitude. While Brennan and Booth question his associates at the National Space Agency, Hodgins theorizes about a conspiracy involving extraterrestrials.

A body giving off a green glow is discovered, and the team's investigation leads them to look for answers among local restaurateurs. Meanwhile, Hodgins and Angela come to a resolution as to whether they should marry.

The team investigates the death of a woman with a rare aging disease, and Brennan's father (Ryan O'Neal) tries to let her in on her past. Meanwhile, Hodgins and Angela prepare to get hitched.