Police in St. Thomas, Ont. have charged a 15-year-old boy with child pornography offences.

The charges were laid Thursday after an investigation by the department's Criminal Investigations Branch.

Police allege a 14-year-old girl was videotaped during a sex act, without her knowledge.

The boy is charged with production and possession of child pornography.

An 18-year-old man, who police describe as an accomplice, is also charged with production of child porn.

Both the accused have been released on conditions. They will appear in court at a later date.