Use the English title for the filename so scrapers can pull the correct poster art and cast list, even if the audio is Greek.
Watching in a smaller window rather than full-screen will make the image appear sharper.
Most files from this era use Xvid or H.264 for video and AC3 or MP3 for audio. 2. Recommended Media Players
The "gold standard." It includes internal codecs so you don't have to install anything else.
Rename the file to Mars Needs Moms (2011).mkv (or .avi).