It abounds with intelligently applied stop-frame, slow motion and colour treatment knick-knacks which heighten the excitement and visual impact.

"What kind of men are these?" Brown asks, and the answer comes not from what anyone says, but from the crazy, sensational motion of the film, which is, I feel, in its own way, a remarkable adventure.

[Bruce Brown] has made On Any Sunday," which does for motorcycle racing what The Endless Summer did for surfing and it's enjoyable in exactly the same way.

Clearly any enterprise that causes so many to abandon sanity so completely, even if only on a Sunday afternoon, deserves examination and On Any Sunday does the job extremely well and entertainingly.