The red car they take is a 1964 Chevrolet Impala four-door hardtop, not a convertible. The top has been cut off to make it open. The rear package tray is still in place without the padding, revealing the speaker openings. It is also right hand drive, something that would be required in South Africa.
Both Lee Pace (Bo) & Jason Flemyng (Stander) play Marvel villains in the MCU: Pace as Ronan in "Guardians of The Galaxy" (2014) & Flemyng as Azazel in "X-Men: First Class" (2011). M-Dub, #BlackSiskelandEbert