Hathaway's murder theory has fallen apart. It might take Lewis's insight to close the case - but will his former protege listen?
When the guys discover a Kraang ship buried under April's house, they also uncover April's lost mother.
When Tyler is invited to join a professional freestyle BMX team, he enlists Avery as a tutor to try and help him graduate early.
After having a close call with a sinkhole on the interstate, Boyd becomes scared to leave the house; Mike and Ryan disagree over how to ease Boyd's anxiety.
An encounter with a seeming Utopian enclave and a religious cult results in a game changer when the survivors travel near Branson, Mo.
Refusing to collaborate with Dr. Zinberg on blood-transfusion research, an increasingly paranoid Thackery pushes himself to the limit, and beyond, in an effort to “solve the riddle” and beat his rival. Cornelia and Edwards arrive at a crossroads; Barrow trades one creditor for another; Lucy requests Bertie’s help. With the Knick in the midst of yet another crisis, Robertson calls for a vote.
When Lucy has her handbag stolen from right under Lee's nose, he feels the need to prove his manliness over and over and over again.
Together on Graham's sofa: Oscar-winning star of The Godfather and Apocalypse Now, Robert Duvall; Iron Man himself, Robert Downey Jr, starring in the new movie The Judge; writer and actor Stephen Fry, talking about his new memoir More Fool Me; and mega-band U2, chatting and performing their new single, The Miracle (of Joey Ramone), from their new album Songs of Innocence.
Wander convinces Sylvia to go on a date with Lord Hater, after he gets stood up.
When a Detroit hit man is taken out by one of his colleagues on the streets of Oahu, Five-0 is shocked to learn the killer's surprising motives. Meanwhile, Chin puts his career on the line to help Danny get the money he needs to save his brother's life.
Daniela signs Cristela up for an online dating site; Cristela goes out with an unexpected suitor.
Stephen Fry, Lloyd Langford, Victoria Coren Mitchell, Jack Whitehall and Alan Davies look at language.
Sofia and her friends regret their decision to bring their pets to school after Clover and the rest of the animals get scrambled in a sorcery class accident.
The Rooters have seemingly turned Kevin and the Amalgam kids against Ben. Can Rook and Gwen help him overcome the opposition and escape the Null Void?
Ellie Kemper is the guest of Scott's dreams but he may blow his chance; feeling altruistic, Scott fixes a neglected school; Jesse Ventura has an important announcement.
Mary searches for a way to feed the people of France; Francis is haunted by suspicions about his dead father's spirit; Catherine plans a lavish coronation ceremony.
Bess continues to struggle with the adoption discovery and develops some misplaced trust issues. Danny is concentrating on his new passive cooling system and Troy is desperate to get back with Amber.
The investigation of the murder of a video-game designer reveals the wealth he accumulated during his career, which makes a suspect out of everyone who was in his inner circle. Meanwhile, "squintern" Jessica sheds light on an educational opportunity; and Brennan and Booth discuss Christine's future.