The CEO of Regal Cinemas has become the latest major theater chain executive to publicly support Ellison's $111 billion proposal to combine Paramount and Warner Bros. Discovery. This backing from theater industry leaders carries strategic weight, potentially undermining legal challenges brought by a coalition of state attorneys general who claim the merger would concentrate market power in entertainment distribution.

Twelve states, led by California's attorney general, have sued to block the deal on antitrust grounds, arguing a consolidated studio would wield excessive control over theatrical releases and eliminate competitive pressure that protects theaters and consumers. State filings assert the merged company would account for roughly 30 percent of major box office films. Ellison has pledged to release 30 theatrical movies annually with standard exhibition windows, commitments that appear to have convinced at least some theater operators that industry competition can be preserved.