All employers have a duty to adequately protect all employees and others affected by what they do which includes mental health
Provision of welfare facilities aren't just a legal requirement: they directly impact the well-being, safety, and productivity of cast and crew.
Arrangements must be adequate to ensure that those disabled by the environment are not at risk.
Working alone is not advisable where the risks identified cannot be adequately controlled.
A lack of familiarity to the environment and lack of risk awareness may result in bad practice or injury.