...talk about having a crush...

5. Leonard Nimoy, Mr. Spock, "Star Trek"
4. Barbara Feldon, Agent 99, "Get Smart"
3. Don Knotts, Barney Fyfe, "The Andy Griffith Show"
2. Art Carney, Ed Norton, "The Honeymooners""
1. Vivian Vance, Ethel Mertz, "I Love Lucy"

I didn't watch Dennis the Menace so I can't comment on that item on your list but the other 4 are great.

but you have that covered.

But which one was the second banana - Fleegle, Drooper, Bingo, or Snorky?

Now I gotta go check the internet to see if I remembered the names right.

Four for four.

in Cybill. She would say "Doctor Dick" and I'd be rolling on the floor.