These videos cover basic training and awareness of data protection in general and GDPR in particular. Some of these might be useful to include in an employee awareness programme or onboarding for new employees.
Educate employees about GDPR - 2 min 20 sec
This quick GDPR video from Moovly could be a good starting point for your employee awareness programme. Videos like this can be rebranded for your organisation and custom content added.
Education - GDPR Awareness for School Staff - 2.5 mins
GDPRiS video aimed at schools gives a good, brief description of GDPR and what staff need to be aware of. There are more GDPR resources for schools on the GDPRiS site.