TV Highlights Sunday
RTE Two, 9.30pm
This new big-budget drama starring Gabriel Byrne (right) and mainly filmed in Ireland tells the story of Ragnar (Travis Fimmel), an enterprising farmer who undertook daring sea raids of England and France that would become the Vikings' trademark.
Live SPL Football
Sky Sports 1, 12.30pm
With half the season still to play Neil Lennon's (right) Celtic are miles in front of all the rest in the Scottish Premier League, and will fancy their chances against mid-table Hibernian even though the Edinburgh club have the home advantage.
Channel 4, 8.00pm
Davina McCall and Alex Brooker introduce the first instalment of this new celebrity contest set in the Alps. Sinitta, Steve Redgrave and Melinda Messenger (right) are among the stars who'll try their hand at everything from slalom skiing to the dreaded ski jump.
As the new season of the period drama continues, trade unionists arrive at Selfridges to demand better terms and conditions for workers, so Harry organises a tango party to reassure his staff and thank them for their efforts. Frances O'Connor (right) stars.