You can perform a reverse video search using Google, Bing, TinyEye, etc by following this workaround. While there is no direct way, this works!

Reverse search using screenshots is the most helpful way to locate the source of a video. Manually hunting down the video source on search engines can be time-consuming and unreliable. Use Google ...

When it comes to video searches, because it offers so much choice, Google could be considered a fire hose when trying to find video. So, some of the more niche video search engines can surface ...

Alternatively, most search engines can use an image's URL to perform a reverse image search. Let's take a walk through the process using Google Images.