Use the shot tool.

Load the film in the film viewer then pause it.
Move the point of view where you want it with the arrow keys and page up/down.
Press F8 so you can use the keypad to rotate your view to what you want to see.
Open the shot tool.
Select the shot type you want. Probably Plane Relative or World Pointing.
Grab all for starting camera and ending camera.
Set duration in ending camera, film time in seconds.
Play shot to see if it's what you want. If it is, save as AVI using the multi-file option.