Legend is based on the story of the Kray twins and details their rise to infamy, the film takes £5.1 million on it's debut.
Falling from the top spot to number 4 this week is Straight Outta Compton, now on its 3rd week of release it has grossed a very respectable £7.1 million.
Also new on the chart this week is Maze Runner The Scorch Trials which enters at number 2 and M. Night Shyamalan The Visit which is new at 3, this makes a whole new top 3 at the UK.
Woody Allen's Irrational Man also enters the chart this week at number 9, low for a new Woody Allen film.
Highest grossing film on the box office this week is Inside Out which now sits at £36.8 million after 8 weeks of release.
Historical charts
A year ago - Boxtrolls made its debut at the top of the box office replacing Lucy which fell to number 2.
Five years ago - Resident Evil: Afterlife was the new film at the top, it replace The Last Exorcism which tumbled to number 4 after one week.
Ten years ago - The Longest Yard starring Adam Sandler took over at the top, it replaced The 40 Year Old Virgin which fell to number 2.<> Fifteen years ago - Scary Movie debuted at the top of the box office with Snatch falling into the runner up spot.
Twenty years ago - Mel Gibsons multi Oscar winning Braveheart made its debut at the top leaving Batman Forever to fall into second.
Twenty five years ago - Memphis Belle debuted at the top leaving Die Hard 2 Die Harder to tumble to second place.
Robert has been a film buff since he first visited the old Palace Cinema in High Wycome when he was young.
After working for Ritz Video Film Hire, later Blockbuster Express, it cemented his interest in film and gave him the drive to go to university with the intention of working in the industy.
6 years of college/university studying film and Culture and he decided to take a different path, so he taught himself to develop websites.
8 years at Amazon, 3 years at eBay, a year at PayPal and 6 years running his own digital marketing agency and here we are writing and developing saltypopcorn.co.uk.