Valentine Cawley transformed himself so successfully for the role of Warick, that after the film Premiere in Kuala Lumpur, he managed to walk past the press corps of 160 waiting journalists in modern attire - and not a single one of them recognized him, from the film they had just seen!They never made the connection between the modern dressed actor, and the period character they had just watched for a couple of hours.
Although Dominic Purcell is known for being bald, this is actually his real hair.
This movie was 100% shot in Malaysia, a tropical country.