High-school principal Dr. Alfred Carroll relates to an audience of parents that marijuana can have devastating effects on teens: a drug supplier entices several restless teens, Mary and Jimmy Lane, sister and brother, and Bill, Mary's boyfriend, into frequenting a reefer house. Gradually, Bill and Jimmy are drawn into smoking dope, which affects their family lives.
Is Tell Your Children on Netflix? Unfortunately the movie Tell Your Children is not yet available on Netflix.
| Crew | Louis Diage | Property Master |
| Writing | Arthur Hoerl | Screenplay |
| Sound | Hugo Riesenfeld | Original Music Composer |
| Production | George A. Hirliman | Producer |
| Directing | Louis J. Gasnier | Director |
| Writing | Lawrence Meade | Original Story |
| Crew | Paul Franklin | Additional Dialogue |
| Art | Robert Priestley | Art Direction |
| Sound | Abe Meyer | Music |
| Production | Samuel Diege | Producer |
| Editing | Carl Pierson | Editor |
| Camera | Jack Greenhalgh | Director of Photography |
| Sound | Hans Weeren | Sound |