Got a box of old VHS tapes gathering dust in your garage or attic? It might be time to dig them out, as savvy movie fans are making a fortune right now by selling their rare or top-quality videotapes on eBay and other markets.

While some of the prices quoted here are surprisingly high, it's worth remembering that these are often for pristine condition and, in some cases, still sealed tapes in their original boxes. Read on to discover 29 of the most valuable VHS tapes and the incredible sums they're fetching.

All dollar amounts in US dollars.