In other words, no, there is no irrefutable “footage” of UFOs. Hollywood has seen to that, and I can see to that not with Photoshop but with GIMP — being a Linux user.
“Overwhelming” is an interesting choice of words since my own mother-in-law claims to have seen one.
The nearest possible contenders would be 40 light years away. At our fastest speed ever achieved it would take us (and them) over three thousand years to go the distance. We are not being visited and they are not going to be visited.