The museum is hosting events from October 21 to 31 and youngsters have turned up in their scariest costumes to claim a trick or treat prize.
Activities taking place until October 31 include a Halloween Trail from 10am-5pm costing £2 per person and creepy crafts each day between 10am and midday, costing £2 per person. There will also be the chance to explore its Haunted Galleries from 10am-5pm which is free and a Halloween Disco Daily from 1pm-4pm which is also free.
Here are 9 images from the spooky fun so far this week:
![Dress to Distress at Portsmouth Museum.
Photos by Matthew Clark](https://www.portsmouth.co.uk/webimg/b25lY21zOjg5YmFiYmM0LWFkMTYtNDExNS04Mjk5LTY3MzhmYzIyMDRjNjpmMTczOGU4Yy1iYjM1LTRmMTgtOTAwZS03MTMzZGI2ZGNiMTY=.jpg?crop=3:2&width=640)
1. Dress to Distress at Portsmouth Museum
Dress to Distress at Portsmouth Museum. Photos by Matthew Clark Photo: Matthew Clark
![Dress to Distress at Portsmouth Museum.
Photos by Matthew Clark](https://www.portsmouth.co.uk/webimg/b25lY21zOmQ2MTMxZTY3LTc0NzUtNDlkNi1iYzI3LWQ4NzVjOWI4M2ExMzpiNjVjZTJjZS1mZGJkLTQ5ZTktYjEwNS00MjZjNzExZDQ0ZWU=.jpg?crop=3:2&width=640)
2. Dress to Distress at Portsmouth Museum
Dress to Distress at Portsmouth Museum. Photos by Matthew Clark Photo: Matthew Clark
![Carole Hartis & the Purdy family at the Dress to Distress at Portsmouth Museum.
Photos by Matthew Clark](https://www.portsmouth.co.uk/webimg/b25lY21zOjM3NjcyNzc0LWQzMGQtNDEzMC04Y2IyLWExZmQwNWY1NjllNjo2M2E0NzRiNC05MDNkLTQwODctOTU1YS04MDZhZWU0ZTkxMTQ=.jpg?crop=3:2&width=640)
3. Dress to Distress at Portsmouth Museum
Carole Hartis & the Purdy family at the Dress to Distress at Portsmouth Museum. Photos by Matthew Clark Photo: Matthew Clark
![Arachi family at the Dress to Distress at Portsmouth Museum.
Photos by Matthew Clark](https://www.portsmouth.co.uk/webimg/b25lY21zOmI1MWE5OWNlLWI5NzYtNGEwZS05N2UyLWM2YTk0NjQ1M2NjYTpkMzgxMjNkMi1hYmQ3LTRhNTgtYWRlMi01ODgxODMyYjYzZGY=.jpg?crop=3:2&width=640)
4. Dress to Distress at Portsmouth Museum
Arachi family at the Dress to Distress at Portsmouth Museum. Photos by Matthew Clark Photo: Matthew Clark