Planet of the Apes Legacy Collection (DVD) for $23.49.  Here is a screenshot for your reference.  Shipping is free on orders over $25.  If needed, use this Filler Tool to pad the order for free shipping.  This set includes Planet of the Apes, Beneath the Planet of the Apes, Escape from the Planet of the Apes, Conquest of the Planet of the Apes, and Battle for the Planet of the Apes. It usually sells for over $35.