Transcript for On the set of 'Inhumans,' Marvel's newest TV action thriller
Brother, sooner or later the humans are going to find us. Marvel's "Inhumans" is out of this world. And at the center of it all is one royally dysfunctional family. Black bolt, the king. Medusa, the week. Brother maximus, who's after the throne. You're talking about treason. I think oftentimes politics can run thicker than blood. Reporter: And a cow-sized canine lock jaw. A fan favorite from the comics. Transports the superheroes to Hawaii. We're actually showing these beautiful locations and highlighting the people and how expansive and beautiful it majors our show. This is the grand hall. The grand hall? Reporter: "Nightline" got a behind the scenes look. It's so cool! Reporter: ABC's new series on a closed hawaiian set. What are we? Reporter: Each character with incredible powers. Black bolt's voice. He speaks, it could do tremendous harm. Reporter: Medusa, her famous hair. Never. It protects her. It's a weapon. It's part of her strength. What's your super pow they are. Mine, okay. So gorgon basically has these hooves. When he stomps down, he creates this seismic wave of destruction. Everybody scurrying, running away. Reporter: The show's villain, maximus, has no apparent super powers. He's got a bit of a chip on his shoulder. The way people have been treating him, he's mocked all the time, called a human. You're just a human. He's weaker than everyone else because he's not got that inhuman gene. It's a real tragedy for him. Regardless of what my genes might suggest, yai am inhuman like the rest of you. Reporter: He played the sadistic ramsay Bolton on "Game of thrones." My dogs are desperate to meet you, I haven't fed them in seven days, they're ravenous. He wants to inflict chaos on everybody. Reporter: The cast hope that at heart fans realize, basically they're just like us. It's a grounded series but with all these magical powers intertwined. Unrealistic situations that become very real. Reporter: For "Nightline," I'm Matt Gutman in Hawaii. "Inhumans" airs Friday right here on ABC.
This transcript has been automatically generated and may not be 100% accurate.