Sky Showcase Sunday

The dawn of the Arctic spring, when the sun rises above the horizon for the first time in months, bringing the region into life

The naturalist celebrates the diversity of sharks, exploring the variety in the Atlantic and visiting the Bahamas, dubbed the shark capital of the world

The naturalist learns about the sharks of the Indian Ocean, which despite finding ways to adapt to the environment, face threats from climate change, pollution and overfishing

The naturalist joins scientists to find the shark hotspots in the Pacific Ocean, where their precious locations are under threat and numbers are plummeting

The naturalist goes in search of sharks inhabiting the waters around the British Isles, encountering a basking shark near the Hebrides and diving with a blue shark off Cornwall

Grampa gives each member of the family $50, and Lisa anonymously donates her money to Nelson to support his dream of making custom bicycles

Lisa signs up to coach Bart's Little League team to help her application for Ivy League colleges, but the siblings soon lock horns and there is more bickering than baseball

Lisa is dumbfounded to discover Marge was an A-grade student, and decides to investigate how she ended up being an ordinary Springfield housewife

The human-born heir to the kingdom of Atlantis embarks on a quest to prevent a war between the worlds of ocean and land. Adventure, starring Jason Momoa

Rob Beckett and Romesh Ranganathan venture into the depths of the Sumatran jungle to find out if they can take a photo worth of entry to fWildlife Photographer of the Year

A tornado whisks a girl off to a magical land where she embarks on a journey in search of the wizard who knows the way home. Musical fantasy, with Judy Garland and Ray Bolger

Unassuming hobbit Bilbo Baggins is recruited to join a band of dwarves on a quest to reclaim their lost homeland. Fantasy adventure, with Martin Freeman and Ian McKellen

A stand-up special in which the comedian tackles marital dynamics, motherhood and media scandals, and answers audience dilemmas with no holds barred advice

A former secret service agent acts as a bodyguard for a famous singer who is being persecuted by an obsessed fan. Romantic thriller, starring Kevin Costner and Whitney Houston

A 2000 concert by the singer, featuring a selection of career-spanning hits and covers of Sittin' on the Dock of the Bay and I Heard It Through the Grapevine

Chloe Kelly, Chris McCausland and Alex Brooker join host Romesh Ranganathan and regulars Jamie Redknapp, Jill Scott and Micah Richards on the comedy quiz

Dan Burn, Patrice Evra and Maisie Adam join host Romesh Ranganathan and regulars Jamie Redknapp, Jill Scott and Micah Richards on the comedy quiz

Film fans Clara Amfo, Ellie Taylor and Russell Kane go head to head as they discuss the essential elements that must feature in the ideal romantic comedy