The film’s dismal final box office numbers reveal where it lands among the franchise’s biggest disappointments. Supergirl is the lowest grossing live-action DC movie at Box Office since 2010’s Jonah HexSupergirl has ended its theatrical run with a disastrous worldwide gross of $125.9 million, according to Box Office Mojo. The worldwide total makes Supergirl the lowest-grossing modern DC film at the global box office. However, Supergirl did outperform several notable pre-2010 DC flops at the worldwide box office. Australia led the Asia Pacific territories with a $4.2 million total gross during its entire run.