C.H.U.D.
The trailer for 1984’s C.H.U.D. Directed by Douglas Cheek and written by Parnell Hall, based on a story by Shepard Abbott. The film stars John Heard, Daniel Stern, Christopher Curry, Kim Greist, and Laure Mattos.
The plot summary is as follows:
A bizarre series of sudden disappearances on the streets of New York City seems to point toward something unsavory living in the sewers.
As of this writing, C.H.U.D. is currently streaming on Prime Video and on Tubi, and is available for rent/purchase from most digital retailers.