Second of three "Nick Carter" films from MGM released 1939-40. The other two are Nick Carter, Master Detective (1939) and Sky Murder (1940).
The $5,000 retainer check from the insurance company would equate to about $91,000 in 2019.
This film was first telecast in Philadelphia Thursday 5 December 1957 on WFIL (Channel 6), followed by Los Angeles 28 March 1958 on KTTV (Channel 11), by San Francisco 31 May 1958 on KGO (Channel 7), and, finally, by New York City 9 July 1959 on WCBS (Channel 2).