On April 15 , 2006 Geoffrey von Cromvoirt was arrested by Aruban authorities on suspicion of criminal offenses related to dealing in illegal narcotics that , according to the prosecutor , might have been related to the disappearance of Holloway . On April 15 , 2006 , Geoffrey von Cromvoirt was arrested by Aruban authorities on suspicion of criminal offenses related to dealing in illegal narcotics that , according to the prosecutor , might have been related to the disappearance of Holloway .