Robert Bray receives an "introducing" credit, even though he is credited in 32 prior movies starting in 1947 (and 31 more, uncredited, before that). The "introducing" credit is qualified by "as Mike Hammer", suggesting that further appearances as Mike Hammer were planned or at least considered.
This is the last of four movies produced by Parklane Pictures Inc., all based on novels by Mickey Spillane. The earlier movies are I, the Jury (1953), The Long Wait (1954), and Kiss Me Deadly (1955). The protagonist is Mike Hammer in all except ''The Long Wait''.
Nancy's house still exists in 2025. It was built in 1955 with 5 bedrooms and 3 bathrooms and covers 3,386 square feet. Its estimated value in 2025 is between $4.5M and $5M.
The negotiation between Hammer and Holloway echoes, in style and substance, the second meeting between Sam Spade and Kasper Gutman in The Maltese Falcon (1941).
Jan Chaney's film debut and only movie appearance. All her other credits in her 20-month career are appearances on TV shows.
