is them vs are them

Some examples from the web:

• Maybe the tumor you're going to remove is them.
• This is them with some people in Boston.
• I think this is them now.
• You think this is them?
• It is them, today; tomorrow, quite possibly you.
• This is them, if it helps.
• It is them that prefigure the future, them that represent light in tenebrous years.
• It is them we should hold responsible for arranging shelter in the region, not ourselves.
• It is them who are behaving in a disgusting manner, and for centuries.
• State of California law says no one can occupy a restroom with furloughed felons, which is them, except for an armed escort, which is me.
• The graphic regeneration moves with them, and it is them that guide it.
• This group of leaders is, obviously, among the winners since it is them which remained with the capacity to direct the world.
• This is them actually on the first day that they met, which is amazing, and since then, they've spent a lot of time together visiting with other veterans suffering from similar issues.
• Speaking about the family, the Pope recalled Mother Teresa's words: "Mothers are the heart of the home, it is them who form the family".
• If it is them... why are they on a transport pod, and where is Talyn?
• There is us and there is them!
• Daud Shah thinks very differently, he believes that it is very important that girls have a good education because it is them that educate their children day by day, helping them with home work and teaching them the right from the wrong.
• This is them asking.
• Darling, this is them.
• This is them at SPiN.

Some examples from the web:

• And these are them, here in the cornfield.
• And then there are them. The Italian health centers.
• What are them little lines in your hair?
• What are them drawings?
• It's like I told Gus earlier, you are us, and we are you, and you are them.
• And now, about 7D simulation ride cinema, when play 7D cinemafilm with game scene, you can interact with them, it let you know that you are them really, like The honorable person CS.
• No, all we got are them.
• Allegri and the players are the real heroes of this incredible victory. Behind them the entire organization has done great work, but the main actors are them.
• It is therefore difficult to carry out a health reform, because the only people who are not organised are the patients in the hospitals and the only people on whose behalf we must speak are them.
• It's not like them. They're completely different people! But who are them? Shaka will die with this attack!
• It's like I told Gus earlier, you are us, and we are you, and you are them.
• Are them worth for the money?
• At least here there are them too.
• How are them sandwiches?
• Where are them rascals at?
• But who are them?
• And then there are them.
• It are them 15:30 in Friday.
• The real evil are them companies killin' us without consent.
• Our intel says you are them.