The Microbe poster
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The Microbe

8.0191950mMovieComedy

Happy O'Brien, called "The Microbe," or "Mike" for short, a female street urchin who sells newspapers dressed as a boy to avoid harassment, is saved from arrest for fighting other newsboys in Chinatown by wealthy author DeWitt Spense.…

DirectorHenry Otto
WritersHenry Altimus·June Mathis

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The Microbe was released on July 21, 1919 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Henry Otto

VDViola Dana
Viola Dana
Happy O'Brien, The Microbe
KHKenneth Harlan
Kenneth Harlan
DeWitt Spense
BHBonnie Hill
Bonnie Hill
Judith Winthrope
AM
Arthur Maude
Robert Breton
NN
Ned Norworth
Norman Slade
LD
Lucy Donahue
Mrs. Risden

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More from Kenneth Harlan · Co-star actor

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More from Henry Otto · Director

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The Microbe — streaming FAQ

Which OTT platform streams The Microbe?

The Microbe isn't streaming anywhere in Australia yet.

Is The Microbe on Netflix?

No, The Microbe is not on Netflix in Australia as of November 2026.

Is The Microbe on Amazon Prime Video?

No, The Microbe isn't on Amazon Prime Video in Australia right now.

Where can I watch The Microbe for free?

The Microbe isn't streaming in Australia yet, so there's no way to watch it free at the moment.

What is the OTT release date for The Microbe?

The Microbe hasn't started streaming in Australia yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around September 8, 1919. This is a prediction, not a confirmed date.