A clown fish named Marlin lives in the Great Barrier Reef loses his son, Nemo. After he ventures into the open sea, despite his father's constant warnings about many of the ocean's dangers. Nemo is abducted by a boat and netted up and sent to a dentist's office in Sydney. So, while Marlin ventures off to try to retrieve Nemo, Marlin meets a fish named Dory, a blue tang suffering from short-term memory loss. The companions travel a great distance, encountering various dangerous sea creatures such as sharks, anglerfish and jellyfish, in order to rescue Nemo from the dentist's office, which is situated by Sydney Harbour. While the two are doing this, Nemo and the other sea animals in the dentist's fish tank plot a way to return to Sydney Harbour to live their lives free again.

Engineer Mark Thackeray arrives to teach a totally undisciplined class at an East End school. Still hoping for a good engineering job, he's hopeful that he won't be there long. He starts implementing his own brand of classroom discipline: forcing the pupils to treat each other with respect. Inevitably he begins getting involved in the students' personal lives, and must avoid the advances of an amorous student while winning over the class tough. What will he decide when the engineering job comes through?

Against the backdrop of aged has-been rock star Billy Mack's Christmas themed comeback cover of "Love Is All Around" which he knows is crap and makes no bones about it much to his manager Joe's chagrin as he promotes the record, several interrelated stories about romantic love and the obstacles to happiness through love for Londoners are presented in the five weeks preceding Christmas. Daniel's wife has just passed away, leaving him to take care of his adolescent stepson Sam by himself. Daniel is uncertain how to deal with Sam and his problems without his wife present, especially in light of a potential budding romance within their household. Juliet and Peter have just gotten married. They believe that Peter's best friend and best man Mark hates Juliet but won't say so to his or her face. Others looking at the situation from the outside believe Mark is jealous of Juliet as he is in love with Peter himself. Jamie, a writer, is taking a writing retreat by himself in rural France ...

Mike Jacobs thinks he's safe in Witness Protection in Spain. However, when he's spotted at an England game, a deadly game of cat and mouse between London, Marbella and New York ensues.