LANGHORNE, Pa. (CBS) – A Bucks County school custodian is accused of showing multiple pictures of male genitalia to three minors.

Police say Robert Gimello, of Langhorne, reportedly displayed multiple photos of male genitalia to three minor victims, ages 13 and 14, in November of 2013. The incident reportedly occurred at the United Artists Movie Theatre in Middletown Township during the showing of a movie.

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And in December 2013, Gimello was arrested for Indecent Exposure and Open Lewdness for two separate incidents in which he exposed his genitals to a female at Bucks County College. Those incidents happened in October and November of 2013.

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At the time of the incidents, Gimello was employed by the Neshaminy School District at Maple Point Middle School as a custodian and had been working there for four years at the time of the incidents. He’s since been terminated.

Because of the nature of Gimello’s former employment, police are concerned there may be additional victims. Anyone with information should contact the Middletown Township Police Department at 215-750-3870.

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Gimello is charged with Dissemination of Obscene and Sexual Materials, Unlawful Contact with a Minor, Open Lewdness, Corruption of Minors, Criminal Use of Communication Facility, Harassment and Disorderly Conduct.