In Russia, patronymic surnames always bear an extra -a at the end when the person is a woman. As a result, Samantha's surname would be Mironova in reality, rather than Mironov, and Galina's would be Glazunova, rather than Glazunov.
In nearly if not all episodes, establishing shots show a Boeing 737 or a BBJ as the aircraft the team fly around in. Interior aircraft shots show an aircraft with a much wider and higher body. Boeing 737 aircraft are not large enough to carry two large motor vehicles in the fuselage side by side.