If you want to restrict a manger from viewing a report,
1. Click on the desired case from Case Manager
2. Once inside a case, click on 'Restricted Manager' in the Case Details section on the left side of the panel.
3. Once you are inside the Restricted Managers section, look for the add restricted manager row
4. Click the dropdown menu to search for the manager you wish to restrict and specify the reason why and click add.
For review on how to restrict managers while filing a report, please refer to the How Can I File a Report and head over to step #12.