Thud and Blunder in "Knock-Off Time"
- Odun: 1964
- Orilẹ-ede: United Kingdom
- Oriṣi: Animation
- Situdio: National Coal Board Film Unit, BFI, TVC London
- Koko-ọrọ: safety, coal mining, miners, civil disobedience, collier, psa, public information film
- Oludari:
- Simẹnti:
