Robert Downey Jr. and director Christopher Nolan join BBC Radio 1's film critic Ali Plumb to talk about new movie Oppenheimer. Chris reveals why he brought RDJ in to play Lewis Strauss, and looks back at his time as Iron Man in the Marvel Cinematic Universe. And Robert explains the experience of working on a Nolan movie. #Oppenheimer #ChristopherNolan #RobertDowneyJr Watch Movies with Ali Plumb on BBC iPlayer in the UK: https://www.bbc.co.uk/tv/radio1 Including more Movies That Made Me with the world's biggest stars. -- Official Channel of BBC Radio 1 Here you can find your favourite live performances, the biggest movie stars, amazing interviews and more... Still haven’t subscribed to Radio 1 on YouTube? ►► https://goo.gl/QSjLSr Follow us on socials: https://en-gb.facebook.com/bbcradio1/ https://twitter.com/bbcr1 https://www.instagram.com/bbcradio1/ https://www.tiktok.com/@bbcradio1