WEST MIFFLIN (KDKA) — Kennywood’s Phantom Fright Nights is back.

The haunted attraction is open Friday, Saturday and Sunday nights until the end of October.

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KDKA got a look at some of the new features this year, including a haunted hospital.

Guests at the hospital are haunted by a murderous doctor that stalks patients and staff, and it’s on the guests to find the culprit.

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(Photo Credit: KDKA)

The spooky setting also adds a new element to the Steel Curtain roller coaster.

“Fright Nights create such a different experience being here in the pitch black, riding it with all the fog around,” Kennywood’s Nick Paradise said. “It’s going to be a different and thrilling experience.”

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Kennywood says there are more than 10 haunted houses and scare zones. There are also 100 actors dressed in costumes.