The CW just announced their fall schedule, and most shows will premiere the week of October 8th. However, two shows will be back a week earlier than that. "Hart of Dixie" has the earliest premiere on October 2nd of it's second season, and "Supernatural" will have it's season eight premiere October 3rd. Both will premiere without their new show partners, respectively "Emily Owens, M.D" and "Arrow."
Here is the schedule below:
"Hart of Dixie" - October 2nd
"Supernatural" - October 3rd
"90210" - October 8th
"Gossip Girl" - October 8th
"Arrow" - October 10th
"The Vampire Diaries" - October 11th
"Beauty and the Beast" - October 11th
"Emily Owens, M.D" - October 16th
"Nikita" - October 19th
As it was announced earlier, "America's Next Top Model" will be returning for it's next cycle in the late summer, premiering on August 24th.
The entire announcement can be seen here: