In the movie Catch Me If You Can what three jobs did Frank Abagnale Jr pretend to hold?

In the movie "Catch Me If You Can", Frank Abagnale Jr. pretended to hold these three jobs:

* Pilot - He forged documents and impersonated a Pan Am pilot, even flying planes for a while.

* Doctor - He posed as a doctor at a Georgia hospital, writing fake prescriptions and performing medical procedures.

* Lawyer - He impersonated a lawyer and served as a prosecutor in a courtroom for a short period.