Table:
0
A
B
C
D
E
F
G
H
1
No. in series
No. in season
Title
Directed by
Written by
Featured character(s)
Original air date
U.S. viewers (million)
2
104/105
1/2
" LA X "
Jack Bender
Damon Lindelof & Carlton Cuse
Various
February2,2010
12.09
3
106
3
" What Kate Does "
Paul Edwards
Edward Kitsis & Adam Horowitz
Kate
February9,2010
11.05
4
107
4
" The Substitute "
Tucker Gates
Elizabeth Sarnoff & Melinda Hsu Taylor
Locke
February16,2010
9.82
5
108
5
" Lighthouse "
Jack Bender
Carlton Cuse & Damon Lindelof
Jack
February23,2010
9.95
6
109
6
" Sundown "
Bobby Roth
Paul Zbyszewski & Graham Roland
Sayid
March2,2010
9.29
7
110
7
" Dr. Linus "
Mario Van Peebles
Edward Kitsis & Adam Horowitz
Ben
March9,2010
9.49
8
111
8
" Recon "
Jack Bender
Elizabeth Sarnoff & Jim Galasso
Sawyer
March16,2010
8.87
9
112
9
" Ab Aeterno "
Tucker Gates
Melinda Hsu Taylor & Greggory Nations
Richard
March23,2010
9.31
10
113
10
" The Package "
Paul Edwards
Paul Zbyszewski & Graham Roland
Sun & Jin
March30,2010
10.13
11
114
11
" Happily Ever After "
Jack Bender
Carlton Cuse & Damon Lindelof
Desmond
April6,2010
9.55
12
115
12
" Everybody Loves Hugo "
Daniel Attias
Edward Kitsis & Adam Horowitz
Hurley
April13,2010
9.48
13
116
13
" The Last Recruit "
Stephen Semel
Paul Zbyszewski & Graham Roland
Various
April20,2010
9.53
14
117
14
" The Candidate "
Jack Bender
Elizabeth Sarnoff & Jim Galasso
Jack & Locke
May4,2010
9.59
15
118
15
" Across the Sea "
Tucker Gates
Carlton Cuse & Damon Lindelof
Jacob & Man in Black
May11,2010
10.32
16
119
16
" What They Died For "
Paul Edwards
Edward Kitsis, Adam Horowitz & Elizabeth Sarnoff
Various
May18,2010
10.47

Questions and formulas:
Question: What are the episode numbers where the episode features Jack & Locke?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,F1="Jack & Locke"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H16,F2:F16="Jack & Locke"),1))
Level: medium
Question: What are the episode numbers of episodes featuring Hurley?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,F1="Hurley"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H16,F2:F16="Hurley"),1))
Level: medium
Question: List the episode whose number in the series is 111.
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,A1=111),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H16,A2:A16=111),2))
Level: medium