Hey @Paul_de_Zeeuw, thank you for your question and welcome to the Asana Forum!
This is absolutely possible, you can easily achieve this by simply changing the Project View to include “All Tasks”. Please find here a screenshot to show how this can be done:
You can also find this in our Guide here.
Just to let you know, I have merged your question with an existing thread to avoid duplicates and make it easier for new users to find this question.
I hope this helps, have a great weekend!