Although the pair kept their relationship pretty quiet and low-key, they did pose together for the premiere of the film, looking happier than ever.
Before the pair dated, J.Law had a rumoured fling with Coldplay's frontman Chris Martin in 2015, after her longterm relationship with Nicholas Hoult in 2014.
As for Darren, he was previously dating actress Rachel Weisz, with whom they share a 10-year-old son.