Currently available on 3 streaming services.

Streaming, rent, or buy Who Do You Think You Are? – Season 6:

Currently you are able to watch "Who Do You Think You Are? - Season 6" streaming on Discovery +, Discovery+ Amazon Channel or buy it as download on Apple TV.

Where can I watch Who Do You Think You Are? for free?

There are no options to watch Who Do You Think You Are? for free online today in Canada. You can select 'Free' and hit the notification bell to be notified when season is available to watch for free on streaming services and TV.