I edited a short video for a friend in order to show him that we could get colors back from those greenish footages we captured during our trip to Egypt.
I played around with the white balance correction and it did change things. In the end I just used RVB adjustments, cranked up the reds and lowered the blues and greens.
This was shot with a Panasonic LX3 (720p) and most of the time with no additional light.
Here is the original footage (for HD viewing you need to go fullscreen and hit the HD button)
And here is the corrected one: