Baldwin withdrew from the competition in its premiere night.

He said he needed to stay healthy for upcoming projects.

“The knee was [hurt in] the helicopter.

Stephen Baldwin is done with ‘Special Forces: World’s Toughest Test’

Stephen Baldwin is done with ‘Special Forces: World’s Toughest Test’.Credit:Pete Dadds/Fox

“We did 150 push-ups the first day.

I was like,These guys are going to kill me.”

JC Olivera/Variety via Getty

The father ofHailey Biebersays he wouldn’t have lasted much longer anyway.

‘Special Forces’ alum Stephen Baldwin talks about the show’s difficulty

‘Special Forces’ alum Stephen Baldwin talks about the show’s difficulty.JC Olivera/Variety via Getty

I’m just telling you right now.

I don’t know how everybody else did it.

I don’t know how … male, female … it doesn’t matter.

I mean, even in just the emotional psychology of it…it’s beyond anything else on TV.

This is really the scariest show out there to do.”

He’s even trained twice witha consultant for military moviessuch asPlatoon.

Still, Baldwin says, the challenges on the show were even more difficult than they look to viewers.

“It was way worse,” he says.

“It was way worse.”

“He’s crazy and fun.

But I can only do it so long as I could come back home and still be functional.”

His other guests have included Eric Roberts and Bronson Pinchot.

“I had to come back.

I had more work,” Baldwin explains.