65
About
Unlucky leprechaun Happy McSweeney is in for the adventure of a lifetime when he and his friends set out on a daring mission to retrieve the pot of gold that was stolen by the evil Houlihan...
Director
Casey Leonard
Studio
Nickelodeon Animation Studio
Where to Watch
Region
Paramount Plus Essential
Stream included
HD
Included
Paramount Plus Premium
Stream included
HD
Included
Paramount+ Amazon Channel
Stream included
HD
Included
YouTube
Buy from
$2.99
Google Play Movies
Buy from
$2.99
Prices last updated September 29, 2026. Pricing and availability may vary by region.
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Cast
Full credits →G
Gunnar Sizemore
Hap McSweeney (voice)
Mark Hamill
Houlihan (voice)
K
Kira Kosarin
Shannon (voice)
R
Ron Funches
Sammy (voice)
F
Flula Borg
Reggie (voice)
P
Piotr Michael
Narrator
E
Edie McClurg
Miss Doris (voice)
M
Mick Wingert
Pappy/Security Guard (voice)
E
Eric Bauza
Gnome Kids/Ken The Business Gnome (voice)
K
Kari Wahlgren
Ma/Magic Phone/Princess (voice)
M
Matthew Moy
Security Gnome (voice)
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