These two were the first in a series of ten plays made by the ABC in 1960 using local writers, others including The Astronauts and The Slaughter of St. Teresa's Day.
(Other plays possibly included Close to the Roof, Dark Under the Sun, The Square Ring, Who Killed Kovali?, and Swamp Creatures.
[7] Early Australian TV drama production was dominated by using imported scripts but in 1960 the ABC was undertaking what has been described as "an Australiana drive" of producing local stories.
[8] This was based on an original script by Kay Keavney an experienced writer for radio as well as TV series like The Story of Peter Gray.
To prepare for the production, Muir visited the police department to study criminal detection techniques and meet psychologists.