The host returns with more light-hearted chat, talking to Hollywood star Harrison Ford about his new sci-fi adventure Ender's Game, and Sherlock actor Benedict Cumberbatch, currently appearing as WikiLeaks founder Julian Assange in The Fifth Estate. Comedian and actor Jack Whitehall is also on the sofa, and there'll be music and chat from James Blunt, who performs new single Bonfire Heart from his forthcoming album Moon Landing.

Graham is joined on the show by Paul McCartney, Natalie Portman, Katy Perry and James Corden.

On Graham's sofa: screen legend Robert De Niro, making a rare talk show appearance; Hollywood actress Michelle Pfeiffer; Ab Fab star Jennifer Saunders; and the one and only Cher, who also performs I Hope You Find It.

On Graham's sofa: pop legend Sir Elton John, chatting and performing Voyeur; actress Dame Judi Dench, starring in Philomena; journalist and presenter Jeremy Paxman; and comedian John Bishop.

Graham is joined by British actor Jude Law, starring in new gangster movie Dom Hemingway; comedian Greg Davies; and Dot Cotton herself, June Brown. Plus there's and chat and performance from pop sensation Lady Gaga.

Together on Graham's sofa are Oscar-winning actress and writer Emma Thompson, starring in new movie Saving Mr Banks; double Doctor Whos Matt Smith and David Tennant; top comedian Jimmy Carr; and pop star Robbie Williams, chatting and performing I Wanna Be Like You.

Graham is joined by Hollywood actor Colin Farrell who stars in the upcoming Disney movie Saving Mr Banks; controversial petrolhead Jeremy Clarkson; comedian Jo Brand; Sharon Osbourne, who talks about her new autobiography. Plus, Arcade Fire perform Afterlife.

Together on Graham's sofa are star of stage and screen, ex-Harry Potter Daniel Radcliffe; comedian Harry Hill; Great British Bake Off queen Mary Berry; actor and writer David Walliams; and music and chat from Sir Cliff Richard.

Together on Graham's sofa are Hollywood star Ben Stiller, talking about new film The Secret Life of Walter Mitty, campaigning chef Jamie Oliver, star of Sherlock, and The Hobbit Martin Freeman, and music and chat from Rebecca Ferguson.

The award-winning host continues his anarchic talk show. Together on Graham's sofa are: stage and screen favourite Julie Walters; queen of comedy Miranda Hart; The Wire and Luther star Idris Elba, currently playing Nelson Mandela in The Long Walk to Freedom; and musical guest Tinie Tempah.

Graham is joined on the show by Will Ferrell, Steve Carell, Christina Applegate, Paul Rudd, David Koechner, Joan Collins, Jackie Collins, John Cleese, Eric Idle, Terry Jones, Michael Palin, Terry Gilliam, Frank Skinner and Michael Bublé.

Highlights from the current series of the talk show, with a host of stars including Harrison Ford, Emma Thompson, Robert De Niro, Mary Berry, Sir Elton John, Lady Gaga, Benedict Cumberbatch, Michelle Pfeiffer, Matt Smith, David Tennant, Dame Judi Dench, Sir Paul Mccartney, Katy Perry, Ben Stiller and Cher.

Joining Graham on his sofa are Hollywood giants Sylvester Stallone and Robert De Niro, starring in the new film Grudge Match, Oscar-nominated British actress Carey Mulligan; and comic actor Jonah Hill, talking about the new Scorcese movie The Wolf of Wall Street. Plus, there's music from Jake Bugg, performing A Song About Love.

Guests on Graham's sofa include Hollywood star Matthew McConaughey, discussing his Golden Globe-winning performance in Dallas Buyers Club; actress Julianne Moore, starring in action movie Non-Stop; comedian and actor Alan Davies; and singer-songwriter Sheryl Crow, who performs in the studio.

Graham Norton continues his chat show, with guests including British Hollywood star Gary Oldman, appearing in new movie RoboCop, and comic actor Nick Frost.

Graham is joined on the show by Matthew McConaughey, Julianne Moore, Alan Davies and Sheryl Crow.

Graham is joined on the show by Gary Oldman and Nick Frost.

Among the guests on Graham's sofa are entertainment superstars, the two-and-only Ant and Dec; actor Jamie Dornan, soon to be seen in Fifty Shades of Grey; and actor Aaron Paul, who plays Jesse in the hit TV show Breaking Bad.

Graham is joined on the show by Dominic Cooper, Miriam Margolyes and Lily Allen.

Graham is joined on the show by Ant & Dec, Naomi Campbell, Aaron Paul, Jamie Dornan and Ellie Goulding.

Graham presents more highlights from the series.