How many seasons did Derek Shephard appear on "Grey's Anatomy"?

More Questions:

Since 1995 which state has led the U.S. in milk production?

How many standard bottles of wine are there in a Nebuchadnezzar?

Emanuel Rosenfeld , Maurice Strauss, and Graham Jackson are better known as whom?

What religious day follows Halloween?

What naval hobbyist produced the landmark book "All the World's Fighting Ships" in 1898?

What is the third largest National Park in the US?

What are the three main types of sugar?

What is it that turns blue litmus paper red?

In the early 1960's, Marvin Gaye worked as a session drummer for which band?

Who played Willy Wonka in the original version of "Willy Wonka and the Chocolate Factory"?

What day of the week do the Bangles wish it was in "Manic Monday"?

What is the sport in the movie "Field of Dreams"?

Construction of the Colosseum began under the ruling of which emperor?

In ancient Rome what was the "Tabularium"?

What is the SI unit for electrical capacitance?