LOS ANGELES — Marvel’s first family has finally found box office gold. “The Fantastic Four: First Steps,” the first film about the superheroes made under the guidance of Kevin Feige and the Walt Disney Co., earned $118 million in its first weekend in 4,125 North American theaters, according to studio estimates Sunday.

Marvel's first family may have just broken a box office curse. Fantastic Four: First Steps has achieved the studio's biggest debut of the year, scoring a heroic $118 million at the domestic box office and $218 million globally,