The most important point is that you need to get your camera off auto, and set the Shutter Speed for twice the Recording format.
Shooting at 24p for a film look, your shutter should be set to 1/50 ( there is no 1/48 shutter speed).
Shooting at 30p for a video look, your shutter should be set to 1/60.
For those used to using their shutter to brighten and darken images, you need to use ISO and F- Stop controls, and not the shutter wheel.
Here is a in-depth article from one of the past DVworkshops.com newsletters