Table:
0
A
B
C
D
E
F
1
Character
Portrayed by
First appearance
Last appearance
Duration
Episodes
2
Mac Taylor CSI Detective
Gary Sinise
"Blink" 1, 2, 3
"Today is Life"
1.01–9.17
197
3
Jo Danville CSI Detective
Sela Ward
"The 34th Floor"
"Today is Life"
7.01–9.17
57
4
Danny Messer CSI Detective
Carmine Giovinazzo
"Blink" 1
"Today is Life"
1.01–9.17
197
5
Lindsay Monroe Messer CSI Detective
Anna Belknap
"Zoo York"
"Today is Life"
2.03–9.17
172 4
6
Dr. Sid Hammerback Chief Medical Examiner
Robert Joy
"Dancing with the Fishes"
"Today is Life"
2.05–9.17
168 4
7
Adam Ross Lab Technician
A. J. Buckley
"Bad Beat"
"Today is Life"
2.08–9.17
141 4
8
Dr. Sheldon Hawkes CSI
Hill Harper
"Blink" 1
"Today is Life"
1.01–9.17
197
9
Don Flack Homicide Detective
Eddie Cahill
"Blink"
"Today is Life"
1.01–9.17
197
10
Aiden Burn CSI Detective
Vanessa Ferlito
"Blink" 1
"Heroes"
1.01–2.02, 2.23
26
11
Stella Bonasera CSI Detective
Melina Kanakaredes
"Blink" 1
"Vacation Getaway"
1.01–6.22
140

Questions and formulas:
Question: Where did the character of Aiden Burn csi detective first appear?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="aiden burn csi detective"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F11,A2:A11="aiden burn csi detective"),3))
Level: medium