Many of these early theatres contain a balcony, an elevated level across the auditorium above the theater's rearmost seats.
At least then you would have been able to use the rearmost seat.
There was a decent amount of space in the rearmost seat.
People always slip into the rearmost vacant seats at a political meeting (I don't know why - but I do it myself).
Perhaps more important, the rearmost seat has enough room to allow three adults to sit with their legs in a normal position.
But once installed in the rearmost seats, there was hardly any room for your feet unless you tucked them under the middle row.
There were three other men in the rearmost seat.
Even those in the rearmost seats hushed and sat at quiet attention.
Data and Troi sat in the rearmost seats, though the android of course had no need for food.
At 7:20 am, the front of a bus carrying army staff passengers exploded, blowing off the roof and destroying all but the rearmost seats.