MUSICIAN KT Tunstall was among the star guests at a London screening of the new sports film Million Dollar Arm.

The singer-songwriter, who appears on the film's soundtrack, joined other famous figures including pop singer Hatty Keane and TV personality Imogen Thomas at the Mayfair Hotel.

The film is based on a true story about baseball, and stars Mad Men actor Jon Hamm in the lead role.

Loading article content

The film also stars Christina Hendricks, who was Hamm's former co-star in the hit series.

Picture: Ian West/PA