Event London festivals this weekend Cosmic Void Festival 2025 🕗 Sun, 21 Sep, 2025 at 07:00 pm (BST) 📍 O2 Academy Islington, Angel Central, 16 Parkfield Street ,London, United Kingdom Find Tickets Advertisement Sale Dates and Times: Get Tickets Advertisement Created by: O2 Academy Islington Share with someone you care for! View all events in London Best of London Events in Your Inbox Subscribe to event updates Unsubscribe from updates