Vol. 1: Going wrong / ITV Productions Ltd. ; a Blue Heaven production for United Film & Television Productions and Meridian Broadcasting ; adapted by Julian Bond ; directed by Matthew Evans. Vol. 2: Harm done / a Blue Heaven production for Meridian Broadcasting ; adapted by Christopher Russell ; directed by Bruce MacDonald
The fallen curtain / ITV Productions Ltd. ; a Blue Heaven production for United Film & Television Productions and Meridian Broadcasting ; adapted by Doug Livingstone ; directed by Matthew Evans. Vol. 3: The lake of darkness / ITV Productions Ltd. ; a Blue Heaven production in association with United Film & Television Productions for Meridian Broadcasting ; adapted by Peter J. Hammond ; directed by Bruce MacDonald
You can't be too careful / ITV Productions Ltd. ; a Blue Heaven production for United Film & Television Productions and Meridian Broadcasting ; adapted by Ted Whitehead ; directed by Matthew Evans.
