The best prop money is hard to distinguish from the real thing at first glance – but once you know where to look, the difference is obvious. By law.

Speaking to Business Insider, Gregg Bilson Jr., CEO of prop company ISS Props, said that 2001 movie Rush Hour 2 asked for a trillion dollars’ worth of fake cash.

At first glance it’s hard to tell prop money from the real thing. Unfortunately, a lot of people are just giving these $10 and $20 fake bills a cursory glance before accepting them as legal tender.

If a prop company comes too close to the real thing, they can expect a not-so-friendly visit from the Secret Service, as Independent Studio Services found out after some of its faux money from ...

The best prop money is hard to distinguish from the real thing at first glance – but once you know where to look, the difference is obvious. By law.