"These sick, twisted and outlandish allegations never occurred,” the actor told HuffPost after a new documentary resurfaced Feldman's claim.
The actor, who befriended Jackson as a child, previously criticized the HBO documentary for being one-sided.
The recording has now been turned over to the Los Angeles Police Department.
Haim would've been a teenager at the time, according to the allegations.
Grissom appeared in two movies that starred Feldman.
“I’m taking the matter into my own hands,” Feldman said Monday.
For the final Nostalgia Theater show of 2016, I'm joined by standup comedian (and avowed Corey Feldman fan) Zahra Noorbakhsh
The actor said that the problem is ongoing in the industry.
His former co-star, Corey Feldman, expressed his condolences.