By Peter Debruge, Variety.comAction. It’s right there in the film’s title.The white-saviour version of Man on Fire, in which a gruff mercenary (Chris Hemsworth) is hired to rescue a kidnapped rich kid from a dark-skinned drug lord, Extraction isn’t the smartest movie you’ll see during lockdown, but it’s liable to be the most kinetic — assuming you have Netflix, since it’s the service’s big tentpole of the season, a dumbed-down bit of blow-uppy distraction that’s every bit as entertaining as the equivalent pyrotechnic offering from a theatrical motion picture studio might have been.Extraction marks the directorial debut of Avengers: Endgame stunt co-ordinator Sam Hargrave, whom producers Joe and Anthony Russo hand-picked to helm the project,