Speaker Panel Mods

ColorDMD
has colour lcd or led options to replace the orange plasma display
http://shop.colordmd.com/colordmd-replacement-display-for-creature-from-the-black-lagoon-pinball-machine/
or
http://shop.colordmd.com/led-replacement-display-for-creature-from-the-black-lagoon-pinball-machine/

Speaker Light Panel
DIY
http://www.kansaspinball.com/dmdmod.htm

Dantina - Pinsider
will be doing many approved art resin custom lit panels but not sequenced
https://pinside.com/pinball/forum/topic/warning-this-thread-may-cost-you-money-comments-please

Pinball Decals
http://www.pinballdecals.com/CFTBL_TailLightModPage.html

There was another US pinsider guy that did 2 different versions but he has gone silent so don't count on him. see article at the end of this post.

There was a NZ guy making them as well but looks like they are not selling anymore at this stage.
http://pintech.co.nz/creature-from-the-black-logoon-speaker-panel-mod-kit/

article on the different versions
https://creditdotpinball.com/2014/05/06/mods-startling-shocking-creature-from-the-unlit-speaker-panel/