Rapid aging afflicts all six colonists on Gamma Hydra IV and five members of Kirk's six-man landing party - all but Chekov. With the Neutral Zone so close, suspicion falls on the Romulans testing a new weapon, but is it? With time running out, answers are elusive. As Kirk's memory progressively deteriorates, regulations necessitate a competency hearing no one wants - the outcome of which may eventually lead the Enterprise to its destruction with all aboard. Written by
Did You Know?
In The World of Star Trek, William Shatner
relates that he endured an excruciating make-up session for this episode - all for nothing, because the shooting day was just about to end. The producers caught his exasperation in an infamous blooper, wherein he declares, "Robert H. Justman
, I'm going home now, after spending three hours putting this [expletive deleted] make-up back on - and it's your fault!" See more
After Johnson dies Dr. McCoy says, "Last one, Robert Johnson. Cause of death: old age." Medically speaking, old age is not considered an underlying cause of death; it's not even considered a disease. The morbid condition that resulted in or caused death is this case would most likely be cardiovascular disease. See more
I don't know what's causing it. Virus, bacteria or evil spirits, but I'm trying to find out.
Edited from Star Trek: Errand of Mercy