Abstract: Provided herein is an orthopedic cast and a system and method for manufacture of same. The orthopedic cast comprises a substantially rigid inside wrist portion having a palm support adapted to engage with a palm of a wearer and an inside arm guard adapted to engage with the inside of a forearm of a wearer. The cast further comprises a substantially rigid outside wrist portion having a back hand guard for engaging the back of the wearer's hand and an outside arm guard for engaging the outside of the forearm of the wearer. The inside wrist portion and outside wrist portion are adapted to be secured to the wrist of a wearer to immobilize the wearer's wrist.