![His Royal Slyness Poster](https://image.tmdb.org/t/p/w500//uDrBh4qHEAYcYdVmqlAIeZaAxyn.jpg)
His Royal Slyness
58.00%
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February 8, 1920
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Comedy
A young adventurer trades places with a European prince and falls in love above his station.
Featured Crew
H.M. Walker
Writer
Hal Roach
Director
Hal Roach
Producer
0
Cast
![Harold Lloyd](https://image.tmdb.org/t/p/w300//alOOCzYnr08aEYekwsA3onrdeXk.jpg)
Harold Lloyd
The American Boy
![Mildred Davis](https://image.tmdb.org/t/p/w300//vkWEUDIbRVqjn5Pfvqc8IMpYvdj.jpg)
Mildred Davis
Princess Florelle
![Harry 'Snub' Pollard](https://image.tmdb.org/t/p/w300//srCQa37TG3RHKx5PuthzjsTpe6n.jpg)
Harry 'Snub' Pollard
Prince of Rochquefort
![Gus Leonard](https://image.tmdb.org/t/p/w300//7g5P7qb8EDDn3lojyoU6EpQSSVT.jpg)
Gus Leonard
King Razzamatazz / Bolshevik orator
![Noah Young](https://image.tmdb.org/t/p/w300//AbjY2OU03tB5LiadjaJtBwacj7d.jpg)
Noah Young
The Prince's tutor