The romantic moment had Elba getting down on one knee to pop the question.
Congratulations are in order for Idris Elba and Sabrina Dhowre!
One of the sexiest men alive is officially off the market.
Rio Cinema in Dalston, which was hosting the screening, confirmed the happy news on Twitter with a picture of Idris grinning.
Idris and Sabrina met in Canada while Elba was filming the drama "The Mountain Between Us".
Afridi's gentle act wins hearts of cricket fans
Afridi's foundation has been working in providing clean and safe drinking water for the economically weaker sections of society. It's not that we get a chance to speak a lot but from time to time, he would drop in a message and I would do the same.
"Falling in love while making a movie about falling in love is pretty special", the actor told People's Jess Cagle in the latest episode of The Jess Cagle Interview.
Sabrina is a former Miss Vancouver and a model.
One tweeted: "At cast & crew screening of YARDIES & Idris Elba just proposed to his girlfriend Sabrina!"
He was married to Hanne "Kim" Norgaard from 1999 until 2003, and to Sonya Nicole Hanklin in 2006 for just six months.
He has a 15-year-old daughter, Isan, with ex Kim and a three-year-old son named Winston with former girlfriend Naiyana Garth.