Free Media player from Applian Technologies.
Feature summary:

• Play FLV files on any Windows PC.
• Double-click files in File Explorer to play them automatically.
• Zoom 50% – 100% – 200% and full screen.
• Double click video view-port to toggle full screen.
• Drag-and-drop multiple files.
• Play URLs, Streams and Local Files.
• Remember position on screen at next launch.
• Remember audio settings at next launch
• Optional video smoothing for fast CPUs.
• No viruses, spyware or adware.
• 100% FREE.

Free Bonus: The Applian FLV Player includes an option to install Freecorder Toolbar