The film is based on the events surrounding the Lengede mining accident in 1963.

• Medienfonds German Film Productions GmbH & Co. KG
• Sat.1
• Heino Ferch
• Heike Makatsch
• Jan Josef Liefers
• Nadja Uhl
• Armin Rohde
• Sylvester Groth
• Günther Maria Halmer
• Thomas Heinze