To top it all off, according to The New York Times, the suit would soak up water like a sponge, becoming ridiculously heavy, and being a water creature, it was pretty much always wet.
A profile on the prolific actor described the laborious process involved in putting on and wearing the fishman costume.
The suit itself took three hours to put on and was so skin-tight that Doug Jones had to literally use K-Y Jelly just to get into it.
Walking around in wet clothes all day except they’re skin-tight, you can’t take them off and you have to work in them?