Gary R. Wordham was the name of the actor that is credited as the flirting intern at the hospital. This was also the name that was used on the passport Alec Baldwin's character used when he flew to Guatemala.
After they drive 'Rodney' off the cliff, Annie goes over to the edge to look down. You can see two cars down below in the distance and a person is standing next to the cars and would most certainly have heard the crash.
While the Teacher is holding Joseph's hand and firing his gun, he shoots the second bodyguard and with the second shot, you can see the cable across the bodyguard's left knee helping him to flip over.