Summoning other jurors when panel exhausted

642(1) If a full jury and any alternate jurors considered advisable cannot be provided notwithstanding that the relevant provisions of this Part have been complied with, the court may, at the request of the prosecutor, order the sheriff or other proper officer to summon without delay as many persons, whether qualified jurors or not, as the court directs for the purpose of providing a full jury and alternate jurors.