Strange... and yet, not as strange as some of the people he had met. The ill-fated agent Cruller instantly came to mind. However, unlike Cruller, the Doctor's personality swaps were not the result of an irreparably fractured psyche... at least, not that Sasha knew of, anyway. For all he knew, the Doctor was just a mad man with a box.

"Go? Go where?" he asked, but for some reason found himself following anyway. "Do you intend to leave the island in a police box?"