Table:
0
A
B
C
D
E
F
G
1
Series #
Season #
Title
Directed by
Written by
Original air date
Prod. code
2
27
1
"The Triangle"
Jon Rosenbaum
Thomas W. Lynch
June25,2011
201
3
28
2
"The Monster Within"
Jon Rosenbaum
Shawn Simmons
July2,2011
202
4
29
3
"It's All in the Game"
Patrick Williams
Andrew Hill Newman
July9,2011
205
5
30
4
"Mirrors"
Patrick Williams
Thomas W. Lynch
July16,2011
210
6
31
5
"Oh Brother"
Jon Rosenbaum
Max Burnett
July23,2011
208
7
32
6
"Through The Looking Glass"
Jon Rosenbaum
Max Burnett
July30,2011
209
8
33
7
"Start Me Up"
Jay Kogen
Shawn Simmons
August6,2011
211
9
34
8
"The Prisoner of Lakewood"
Carl Mason
Jay Kogen
October29,2012
206
10
35
9
"Doom Hound"
Pat Williams
Harry Hannigan
October29,2012
204
11
36
10
"A Sniff Too Far"
Jay Kogen
Max Burnett
October30,2012
207
12
37
11
"Eris Returns"
Pat Williams
Julia Ruchman
October30,2012
203
13
38
12
"This Bird You Cannot Cage"
Jon Rosenbaum
Andrew Hill Newman
May6,2013
212
14
39
13
"Road Trip (aka The Kiss)"
Jon Rosenbaum
Harry Hannigan
May7,2013
213

Questions and formulas:
Question: How many people directed "through the looking glass"?
Formula: ROWS(UNIQUE(FILTER(D1, C1="Through The Looking Glass")))
Formula2: ROWS(UNIQUE(FILTER(D2:D14, C2:C14="Through The Looking Glass")))
Level: medium
Question: How many people directed episode 7 In the season?
Formula: ROWS(UNIQUE(FILTER(D1, B1=7)))
Formula2: ROWS(UNIQUE(FILTER(D2:D14, B2:B14=7)))
Level: medium
Question: How many original air dates were there for the episode with production code 212?
Formula: ROWS(UNIQUE(FILTER(F1, G1=212)))
Formula2: ROWS(UNIQUE(FILTER(F2:F14, G2:G14=212)))
Level: medium
Question: What is the  production code for "road trip (aka the kiss)"?
Formula: SUMIFS(G1,C1,"Road Trip (aka The Kiss)")
Formula2: SUMIFS(G2:G14,C2:C14,"Road Trip (aka The Kiss)")
Level: easy
Question: What is the production code for episode 31 in the series?
Formula: SUM(FILTER(G1, A1=31))
Formula2: SUM(FILTER(G2:G14, A2:A14=31))
Level: easy