The food and clothes ads, which were created by Rainey Kelly Campbell Roalfe/Y&R, will both sit under the "Only M&S" strapline.
This marks the first time that the retailer will air both food and fashion campaigns at the same time, throughout the autumn. The food ad will air tomorrow, while the fashion ad will air on Wednedsay. The spots will run until 29 October.
The M&S food ad is called "adventures in imagination" and shows high-quality footage of food being prepared as an instrumental version of Clean Bandit’s' Rather Be' plays in the background.
At the end of the spot, writing appears on the screen promising 100 new food ideas every month at M&S,
The food work was written by Pip Bishop, art directed by Chris Hodgkiss and directed by Michael Roulier and Philippe Lhomme through Food Film.