The CW announced some season finale dates on Wednesday as well as the premiere of two-part movie “Labyrinth,” while NBC has unveiled return dates for a pair of its summer staples.

CW’s first-year Monday dramas “The Tomorrow People” and “Star-Crossed” will wrap on May 5 and 12, respectively, while Tuesday series “The Originals” and “Supernatural” (pictured) will also get their own departure nights, with the “Vampire Diaires” spinoff closing on May 13 and the long-running horror/fantasy/action drama to exit on May 20.

“Arrow” concludes its second season on May 14, and its current lead-out on Wednesday, rookie drama “The 100,” wraps on June 11. Thursday’s “The Vampire Diaries” and “Reign” will exit in tandem on May 15, and “Hart of Dixie” says good-bye the following night.

CW has already renewed five dramas for next season (“Arrow,” “The Originals,” “Reign,” “Supernatural” and “The Vampire Diaries”) and will make decisions on others, including “The Carrie Diaries,” this spring.

On the movie front, CW is airing “Labyrinth, an adaption of Kate Mosse’s international hit adventure/thriller novel of the same title, on Thursday, May 22 and Friday, May 23 — the first two nights following the conclusion of the television season.

Filmed on location in the medieval town of Carcassone in southwest France and Cape Town, South Africa, the historical project jumps back and forth between modern and medieval France as it follows the lives of two women who are separated by centuries, but united in their search for the Holy Grail. Its cast includes Jessica Brown-Findlay, Vanessa Kirby, John Hurt, Sebastian Stan and Tom Felton.

At NBC, “American Ninja Warrior” returns for its sixth season on Monday, May 26 with a two-hour premiere (8-10 p.m.), and “America’s Got Talent” opens its ninth season the next night at the same time.