Speaking to the Radio Times, Science Presenter Michael Moseley said “I know that there are those who feel that showing a human death on television is wrong, whatever the circumstances.
“It is important not to shy away from talking about death and, when it’s warranted, showing it.
“There is a case to be made about showing a peaceful, natural death.”
The second episode of the series focuses on the body's survival mechanisms and the way humans combat disease and infection.
Programme makers contacted various charities and hospices in the search for someone who was willing to have their death filmed, and in November were put in touch with Gerald, 84, who then died of cancer at his home on January 1st.