 Young Billy Jarvis (Nicholas Clay) soon makes himself indispensable around the house, but his angelic features mask dysfunctions that threaten both women's lives.In a contemporary review, the "New York Times" wrote "It begs for empathy for its tortured principals, but despite the clearly dedicated contributions of Patricia Neal, Roald Dahl, her scenarist-husband; Pamela Brown and a young newcomer, Nicholas Clay, the strain on credibility is a good deal more notable than the impact on the emotions"; while more recently, a reviwer for "DVD Talk" wrote ""The Night Digger" doesn't carry much of a reputation, but I found it highly unusual, and more than satisfying".