sentences:  The Court added that it would be equally unreasonable to grant free speech protection to the theater or the circus and noted that in many prior cases regarding government licensure of theatrical performances, the issue of freedom of opinion had not been raised.The plaintiff was Mutual Film Corporation, a movie distributor.Mutual had also argued that in addition to the violation of its freedom of speech, the censorship board was interfering with interstate commerce in violation of the Dormant Commerce Clause and that the government had illegally delegated legislative authority to a censor board.