Strictly Come Dancing: The full line-up

Former sprinter Iwan Thomas and Sky Sports News presenter Kirsty Gallacher are the final two names to be announced for this year's Strictly Come Dancing.

The pair complete the 15-strong celebrity line-up for the BBC One show.

The series will begin with a launch programme on 5 September before the contest gets under way in earnest at the end of the month.

The BBC has opened a ballot for tickets to be in the studio audience at Elstree and the one-off special in Blackpool.

Here is this year's full celebrity line-up:

Peter Andre made his name as the oiled pop singer who had hits like Mysterious Girl and Flava in the 1990s before he appeared in I'm a Celebrity... Get Me Out of Here! and married (and divorced) his co-star Katie Price.

Kellie Bright has played Linda Carter, the beleaguered landlady of the Queen Vic in EastEnders, since 2013.

Katie Derham began as a newsreader on ITV News before becoming a presenter of the BBC's Proms coverage and BBC Radio 3's Afternoon on 3.

Georgia May Foote first appeared on TV in Brookside aged five before getting roles on Grange Hill and, most recently, Coronation Street, where she played Katy Armstrong.

Kirsty Gallagher is one of the faces of Sky Sports News and has also hosted Sky 1's Kirsty's Home Videos and Gladiators, and won the third series of Channel 4's sports show The Games.

Helen George - best known as nurse Trixie Franklin in BBC One drama Call The Midwife - has also appeared in West End musical Woman in White and sang backing vocals on tour for Sir Elton John.

Celebrity chef Ainsley Harriott has hosted 21 series of Ready Steady Cook as well as shows like Can't Cook, Won't Cook, Ainsley's Barbeque Bible and Ainsley's Gourmet Express.

Singer and TV presenter Jamelia had seven UK top 10 hits - most memorably Superstar and Thank You - in the 2000s, before becoming one of ITV's Loose Women and appearing in an episode of Death In Paradise (pictured).

A fixture on BBC Breakfast, the lovely Carol Kirkwood is the nation's favourite weather presenter.

Jay McGuiness (right) was one fifth of boy band The Wanted, who had number one singles like All Time Low and Glad You Came in 2010 and 2011.

Irish singer Daniel O'Donnell is said to have sold more than 10 million albums worldwide and has had more than 30 albums in the UK top 40 over the past 25 years.

Anthony Ogogo (left) won a bronze medal at the 2012 London Olympic Games and has since juggled his professional boxing career with TV appearances on shows like Splash and Big Brother: Celebrity Hijack.

Anita Rani - pictured centre with dancers from Japan's senior cheerleading team - is best known for her stints on shows like Countryfile, The One Show, Four Rooms and Watchdog.

Sprinter Iwan Thomas won a silver medal at the 1996 Olympics as well as golds at the World and European championships and Commonwealth Games. He is now a regular face on TV.

Jeremy Vine has hosted BBC Radio 2's lunchtime show for 12 years, and has also fronted TV's Newsnight and The Politics Show as well as controlling the BBC's election swingometer.