The ’Slow Horses’ Cast Brief Us on Who’s Least Likely to Join MI5 | PEOPLE Pop Quiz

Gary Oldman and the cast of ‘Slow Horses’ earn higher marks than their characters might on this episode of PEOPLE Pop Quiz. The stellar cast, including Kristin Scott Thomas, Jack Lowden, Olivia Cooke, and Saskia Reeves, play underwhelming British spies on their crackling Apple TV series, but here they’re running a more trivial operation — break out your binoculars and watch them determine who’s got the best flatulence reaction, pinpoint which castmate would really succeed in MI5, and gain intel on which actor once masterminded a seaside trinket-selling scheme. Subscribe to People ►► #Slowhorses #PEOPLEPopQuiz #PEOPLE #kristinscottthomas #jacklowden #oliviacooke #saskiareeves #garyoldman Catch up on the latest celebrity news, top stories and more: PEOPLE goes behind-the-scenes with our cover stars for exclusive stories and in-depth interviews: