When a newspaper clipping is shown on screen, the Broadway impresario's name in the article is Lewis Easton. In the end credits, the character's name is Louis Easton.
(at about 53 mins) When the bouquet of flowers arrives, Sheridan puts it on his lap with the blooms open to his left. Seconds later, in the next shot, the blooms are open to his right. Seconds later, in the next shot, the bouquet rests on Easton's desk.
Mic shadow on wall as Sheridan drags Eva out of dressing room after star quits play on opening night.