#1. How old was Helen when she and her family moved to Nantucket?

#2. What was Joe's costume in the Halloween episode?

#3. What song did Antonio once play over and over again on his guitar?

#4. Which ER cast member had a small recurring role on Wings?

#5. Who are the only characters who have appeared in all 172 episodes?

#6. What are the only episodes where the inside of the control tower is shown?

#1. How old was Helen when she and her family moved to Nantucket?

10 years old.

#2. What was Joe's costume in the Halloween episode?

Pinnochio.

#3. What song did Antonio once play over and over again on his guitar?

Michael Rows the Boat Ashore

#4. Which ER cast member had a small recurring role on Wings?

I forget her name, but she played Bunny and is married to the guy who played Mr. Ernst on "Hey Dude". I think her first name is Laura.

#5. Who are the only characters who have appeared in all 172 episodes?

Joe Hackett, Brian Hackett, Helen Chappel, Roy Biggins.

#6. What are the only episodes where the inside of the control tower is shown?

Airport '90 and Insanity Claus are the only two I can think of.

You got them all right. Bunny Mather was played by Laura Innes, who plays Dr. Kerry Weaver on ER.