What actors and actresses appeared in The Iron Fist - 1972?

You're likely thinking of the 1972 martial arts film "The Chinese Connection" (also known as "The Iron Fist" in some territories).

Here are the main actors and actresses in that film:

* Bruce Lee as Zheng Wei

* Nora Miao as Miao

* Bob Wall as Williams

* John Saxon as Eddie

* Ringo Lam as O'Hara

* James Tien as Fung

If you're looking for a different "Iron Fist" film, please provide more details so I can give you the correct cast list.