The ABC drama premieres Sept. 23
Network plans two-night premiere for new drama "Forever," and two-part "DWTS" results finale
"Marvel's Agent Carter" stars Hayley Atwell from "Captain America"
Eric Bilitch is directing the indie movie, which co-stars Nancy Travis and Hunter Cope
"We didn't blow up the premise. We just moved it a little sideways," executive producer Craig Shapiro said