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First television sitcom

First television sitcom
Who
Pinwright's Progress
What
First
When
1946

The first television sitcom was Pinwright’s Progress (BBC, UK, 1946-47) starring character actor James Hayter (UK) as J Pinwright, owner of the smallest multiple store in the world.

The first US sitcom was Mary Kay and Johnny (DuMont 1947), domestic tales of New York newlyweds.