For Every Face There are 7 Doppelgangers.

 Ever wondered if there's someone out there who looks exactly like you? Well, statistically, it is estimated that for every face there are 7 doppelganger matches around the world. 

In this documentary, we follow people as they track down their twin stranger across the globe and meet for the first time. 

documentary Doppelgangers Matches Scientific Strange Twins