A behind-the-scenes reel featuring over 8 minutes of behind-the-scenes footage from Avengers: Age of Ultron has appeared online.

Uploaded by the Flicks and the City Extras channel, the video is comprised of many clips lasting only seconds, many without sound, of the cast and crew of the movie at work during filming.

Check it out below:

Avengers: Age of Ultron opens May 1.