Table:
0
A
B
C
D
E
F
1
Episode #
Original Air Date (UK)
Episode Title
Director
Writer
Cast
2
3-01
30 July 1981
Night Games
Derek Martinus
Nick McCarty
Stafford Gordon , Roy Holder
3
3-02
6 August 1981
Have a Happy Day
James Ormerod
Nick McCarty
Stafford Gordon, Roy Holder
4
3-03
13 August 1981
Another Happy Day
James Ormerod
Nick McCarty
Stafford Gordon, Roy Holder
5
3-04
20 August 1981
The Macau Connection
Derek Martinus
Nick McCarty
Stafford Gordon, Roy Holder
6
3-05
27 August 1981
Loyalties II
Derek Martinus
Nick McCarty
Stafford Gordon, Roy Holder

Questions and formulas:
Question: What is the original air date of the episode "Another Happy Day"?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1="Another Happy Day"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,C2:C6="Another Happy Day"),2))
Level: medium
Question: What is the title of the episode that aired on 13 august 1981?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="13 August 1981"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,B2:B6="13 August 1981"),3))
Level: medium
Question: What is the original air date of episode 3-02?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="3-02"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,A2:A6="3-02"),2))
Level: medium
Question: Who are the cast members of episode 3-04?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="3-04"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,A2:A6="3-04"),6))
Level: medium