The co-pilot and engineer of a passenger jet struggle to keep the plane airborne after a marshal onboard, transporting a murderer to prison, has a heart attack and the killer uses his gun to shoot the captain and blow out the hydraulics.

Two high-school teenagers on their way to Mexico to get married cross paths with a homicidal fugitive.

Three teens get into the drug business when they discover two pounds of uncut heroin in a briefcase that was lost during a botched drug bust.