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Do No Harm
Director
Stephen Williams
Writer
Janet Tamaro
Series
Lost
Season
1
No. in season
20
No. in series
20
Original airday
Wednesday
Original airdate
6th April 2005
Previous episode
Next episode

Do No Harm is the twentieth episode of the first season of Lost.

Lost episodes
Season 1 | 2004–2005

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Season 2 | 2005–2006

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Season 3 | 2006–2007

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Season 4 | 2008

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Season 5 | 2009

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Season 6 | 2010

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