Documentaries use green screens?
-Dwight and Michael at the tip
-Erin in Florida
Get on the scale son! Get off the scale.
-Dwight and Michael at the tip
-Erin in Florida
Get on the scale son! Get off the scale.
Yes they do sometimes.
Those were just the obvious uses, and badly done.
There would have been plenty of other less obvious uses as there are in many shows. The very low cost of even quite impressive effects means they tend to get used in all types of shows not just the ones that seem like they need effects.