Supernatural star Misha Collins, who plays Castiel, just posted his phone number on social media so that fans can reach out to him for some spoilery content.

"We’re getting close to the end of shooting Supernatural, so I’ve been taking pictures of things I’ll miss and some 'last' experiences," Collins wrote on Instagram. "But some of them might be spoilers, so I can’t post them here. Text me 'NSFW' if you want to see them: (323) 405-9939."

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Supernatural, of course, is hurtling towards the end of its journey. The series will air its series finale this spring, concluding 15 years' worth of storytelling. This final season has pit the Winchesters and Collins' Castiel against God himself, who has devious plans for the brothers.

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Though Season 15 is currently on hiatus on The CW, production continues, which means Collins has plenty of behind-the-scenes content to share. However, to spare the spoiler-averse, he isn't posting of this publicly. Instead, he has provided this number in order to share with those who don't mind a light spoiler or two.

Returning Monday, March 16 at 8 p.m. ET/PT on The CW, the final season of Supernatural stars Jensen Ackles, Jared Padalecki, Misha Collins and Alexander Calvert.

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