The host welcomes another line-up of celebrity guests to his famous green room before subjecting them to a no-holds-barred bout of questioning. Tonight, Oscar winner Colin Firth and up-and-coming actor Taron Egerton talk about their roles in new spy comedy Kingsman: The Secret Service, and Take That discuss their future as a trio, before performing in the studio. Also on the sofa are much-loved actress Caroline Quentin and comedienne Katherine Ryan, who regularly pops up on some of the nation's favourite panel shows.

The host is joined by Great British Bake Off presenters Mel Giedroyc and Sue Perkins, talking about their daytime chat show on ITV, veteran actress Diana Rigg, who plays Olenna Tyrell in Game of Thrones, and comedian Johnny Vegas, who returned to the popular sitcom Benidorm this year.

The host is joined by the nation's favourite polymath, Stephen Fry, for his first TV interview since his wedding to Elliott Spencer. Also on the sofa are former England cricket captain Andrew 'Freddie' Flintoff, who now plays for Brisbane Heat, and comedy actor Kevin Hart, ahead of his new film The Wedding Ringer.

The host is joined by the nation's best-loved TV double act - I'm a Celebrity, Saturday Night Takeaway and Britain's Got Talent presenters Ant and Dec. Plus, Jonathan Creek star Alan Davies, talking about his comedy chat show As Yet Untitled, currently showing on Dave, and legendary Hollywood actress Goldie Hawn. Multiple-Grammy-winning musician Diana Krall is also in the studio for a chat and live performance.

The host is joined by Absolutely Fabulous star Jennifer Saunders, who recently finished writing the script for the big-screen version of the hit sitcom, and Take Me Out presenter Paddy McGuinness, who is embarking on a 50-date tour later this year. Plus, actor Nick Frost, long-time comedy partner of Simon Pegg.

Jonathan is joined on the show by Sigourney Weaver, Martin Clunes, Thierry Henry, Tracey Emin and Kanye West.

The host welcomes actor Damian Lewis (Homeland, Wolf Hall), and music legend Bryan Ferry, who talks about his forthcoming tour before performing in the studio.

A Madonna special in which the Queen of Pop talks about her career, and performs two tracks from her new album Rebel Heart. Having last interviewed the music icon in 2003, the host has plenty to ask her about - not least her infamous fall on stage at last month's Brit Awards, during her first performance at the ceremony for 20 years. The 56-year-old star also discusses family life, relationships and her forthcoming world tour, and entertains the studio audience with a Living for Love remix, as well as Ghosttown.

Hollywood leading man Russell Crowe talks about directing and starring in The Water Diviner, Elizabeth Hurley discusses E! Entertainment's new drama The Royals, and Lily James (Downton Abbey's Lady Rose) reveals what it was like to play Cinderella in Disney's new film. Plus, funnyman David Mitchell and live music by legendary disco band Chic.

Jonathan is joined on the show by Keanu Reeves, Catherine Tate, Russell Brand and Olly Murs.

The host welcomes pop princess Kylie Minogue, Boyhood star Ethan Hawke, talking about his new film Goodhug, survival expert Bear Grylls, and sports presenter Clare Balding. There's also music by Brits Critics' Choice winner James Bay, following the success of his debut single Hold Back the River.