The court also advised the suspects against intimidating the witnesses.
The attorney general has filed the case in connection with the kidnapping of a youth at Dematagoda in December last year and threatening him.
The court enlarged the suspects on cash bail and sureties and fixed the next hearing for 10 January next year.
BBC Sandeshaya quoted Premachandra as having said that she rejected the charges against her, which were the results of a conspiracy.