X-Men: Apocalypse director Bryan Singer tonight posted a video from the set of the film, saying that he's shooting a "secret" sequence in the hallway underneath the X-Mansion that he can't show anyone.

In the brief clip, Singer seemed harried and tired, but very enthusiastic.

You can check it out below...and let us know if you see anything interesting that we've missed.

Late night. #Xmen #XmenApocalypse A video posted by Bryan Singer (@bryanjaysinger) on Jun 12, 2015 at 6:34pm PDT

X-Men: Apocalypse will follow the super powered mutants battling their most powerful foe yet, the devious and devastatingly dangerous Apocalypse. This legendary villain uses his incredible abilities to alter his physical form, access other mutant superpowers and telekinesis to recruit a cult-like group called the Four Horsemen to be his servants and do his bidding in an all out war against the X-Men.

The cast of X-Men: Apocalypse will feature a who’s who of X-Men characters and some of Hollywood’s most talented performers playing them including Academy Award winner Jennifer Lawrence (The Hunger Games) as Mystique, Channing Tatum (21 Jump Street) as Gambit, Oscar nominee Michael Fassbender (12 Years a Slave) as Magneto, Golden Globe nominee James McAvoy (The Last King of Scotland) as Charles Xavier, Academy Award nominee Hugh Jackman (Les Misérables) as Wolverine, 2-time Golden Globe nominee Rose Byrne (Neighbors) as Moira MacTaggert, Nicholas Hoult (Warm Bodies) as Beast, Olivia Munn (The Newsroom) as Psylocke, 3-time Screen Actors Guild Award nominee Sophie Turner (Game of Thrones) as Jean Grey, Kodi Smit-McPhee (Dawn of the Planet of the Apes) as Nightcrawler, Alexandra Shipp (Aaliyah: The Princess of R&B) as Storm, Tye Sheridan (The Stanford Prison Experiment) as Cyclops and Golden Globe nominee Oscar Isaac (Star Wars: Episode VII – The Force Awakens) as the villain Apocalypse.