Cress Williams was a hit on the set ofCrisis on Infinite Earths.
On set, they all swapped superhero war stories and tips.
Surprisingly, though, Williams brand-new Black Lightning suit was quite the topic of conversation.

Katie Yu/The CW
They glue magnets around my face and there are magnets in the mask, so its magnetic.
It allows me to peel it off in between takes.
They said thats the only way it can be done.'

Katie Yu/The CW
But dont worry, Williams appearance is more than just a flash of lightning.
Black Lightning gets pulled into the conflict in a very surprising way, says Williams.
Hes not prepared for it.
So, he doesnt know these people.
He adds, Hes kind of left off-center, which was really fun to play.
Once we did that, it felt like we had elevated the crossover to another level, says Guggenheim.
Its a very spoiler-ish scene, but both Grant and Cress just knock it straight out of the park.
I hope its not a one-off thing.