I would not be very much surprised if some writers or actors or stagehands, or what not, were found to have Communist leanings, but I was surprised to find that, at the start of the inquiry, some of the big producers were so chicken-hearted about speaking up for the freedom of their industry.
One thing is sure - none of the arts flourishes on censorship and repression. And by this time it should be evident that the American public is capable of doing its own censoring.