Mad scientist Dr. Morgan wants sole access to secret diamond mines in the local area of Africa.

Jean Evans, the Panther Girl and friend Larry Sanders encounter the plot while on a photo safari in the region.

[2] Panther Girl of the Kongo was budgeted at $172,793, although the final negative cost was $179,341 (a $6,548, or 3.8%, overspend).

[1] It was filmed between August 16 and September 4 of 1954 under the working title Panther Woman of the Kongo.

They used real crayfish as the monsters, and employed scaled-down props to create the illusion of gigantic size.