In the pilot episode of the original series Shadow of the Hawke (1984), it is said that St. John's parents died on a boating accident when Stringfellow was twelve years old. In this episode, it is said that St. John's father died of coronary thrombosis five years ago.
When Jo replied to the control tower when approaching the restricted air space she as "November-two-zero-zero-four-four-Charlie". This would be N20044C. The Santini JetRanger is N2044C.
When Airwolf shot down the Japanese Zero the exploding wreckage became a jet aircraft (unknown type).
After Airwolf shot down Yahara's plane there were video images on the screen the others were watching. But since the camera was mounted on Yahara's aircraft the screen should have gone blank.
The Mitsubishi A6M is a single seat fighter aeroplane. Mr. Yahara is seen taking off in a two seater aeroplane.
The aircraft that Mr. Yahara uses has no guns on it when shown on the ground, yet is shown firing at Airwolf later on.