New Delhi, June 26 -- LOS ANGELES - Milly Alcock arrives at the opening of her first major franchise lead carrying near-universal critical praise. The film she is built around is a different proposition.

Supergirl opened in theaters nationwide Friday to a 57 percent score on Rotten Tomatoes based on 148 reviews, trailing last year's Superman by 26 points and sitting below every other live-action entry so far in James Gunn's rebooted DC Universe. The box office picture is harder still. Independent analysts tracking the opening weekend are modeling a domestic debut of $39 million to $51 million, figures that would put the film in second place behind Toy Story 5's anticipated $80 million to $90 million sophomore weekend. Against a combined ...