Tall and narrow formation. Despite the name, it's not the tallest in the Hills (that would be The Loaf). All climbs are east-facing and on decent quality rock.
Drive north on Movie Flat Road until the big bend to the right. Turn left here and drive until an obvious fork in the road. Turn left and continue on this to the parking area. This wall is the tall and narrow formation to the west.
Mountain Project's determination of some of the classic, most popular, highest rated routes for The Tall Wall: