Clancy Brown, who plays Colonel Ray Schoonover in this episode, has lent his voice to other Marvel franchises including Thor: Ragnarok (2017) as the voice of Surtur, Avengers: Earth's Mightiest Heroes (2010) as the voice of Odin, Ultimate Spider-Man (2012), Hulk & the Agents of S.M.A.S.H (2013), as well as DC Comics' The Flash (2014) and was the voice of Lex Luthor for Justice League (2002).
You know those, uh... those people? The ones I put down, the people I killed? I want you to know that I'd do it all again. This is a circus, all right? It's a charade, it's an act. It's bullshit about how crazy I am. I ain't crazy! I'm not crazy. ...
When the officer leads Frank into the cell block, another officer opens the door with a key, and yet there is also the buzzing sound of the door being opened remotely.