Misc: who is heard but never seen in TV's Blind Date?

Questions

Who did the voice of the Grinch in the animated version of ‘How the Grinch Stole Christmas?

How many brains does a starfish have?

What word defines the state of not being able to remember the word you want to use?

Name the condiment which is excellent for cleaning brass?

In the original 101 Dalmatians, name the Dalmatian that has 72 spots?