The “panel” in the background under the speakers is likely for movies. It looks to me like it’s recovery operations, what with the line handlers and empty cradle.
A fascinating photo, indeed. Wish I could pour over the original.
That’s a lot of hands on that line for whatever they are going to be rigging.
The officer would be the one khaki at top left. The smart fellow using his chin strap is likely a Chief, who also had service blue covers. (Chinstraps on Chief’s covers a re black leather.) But, I’d not be surprised if that chief were actually in Aviation Greens.
But, that impression will be sore informed by my experience of how small detachments of “brownshoes” will respond to their minority status on a “blackshoe” deployment with ostentatious display of aviation-specific attire.