The Martian has many gradient-heavy scenes – orange skies, sunsets, dark space backgrounds, and dust haze. 10-bit encoding prevents the ugly "stair-step" color bands that 8-bit encodes show in those scenes.
Based on the filename pattern you provided (which appears to be cut off), here are the likely of that specific release of The Martian (2015) : The Martian -2015- Extended Cut 1080p 10bit Bl...