By Mona Buehler
From NCIS star Emily Wickersham looking gorgeous in green to Chris O'Donnell of NCIS: Los Angeles discovering the luck of the Irish firsthand on the Emerald Isle, may these breathtaking photos make you feel happy-go-lucky every day!
NCIS airs Tuesdays at 8/7c on CBS. Stream anytime on Paramount+.
Irish blessings
Photography by Patrick Demarchelier
The Reagans are proud of their Irish-American heritage.
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Basil beauty
Photography by Justin Stephens
This vision of Mädchen Amick in a green jumpsuit.
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Sage style
Photography by Cliff Lipson
David Boreanaz looking handsome in the perfect St. Patrick's Day shade.
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Emerald jewel
Photography by Christopher Ross
Christine Baranski is fierce in gorgeous green.
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Luck be a lady
Photography by Christopher Ross
A.J. Cook rules the riviera.
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Verdant landscape
Photography by Nino Muñoz
Hawaii is lucky to have cool H50 stars like Alex O'Loughlin around.
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In the limelight
Photography by Christopher Ross
Candice Patton looks lovely in lime green.
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Green machine
Photography by Kurt Iswarienko
We're lucky Lucas Till jumped in for this high-octane photo shoot.
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Irish wonder
Photography by Cliff Lipson
Chris O'Donnell visits fabled castles in Ireland. He's basically a knight in shining armor.
NCIS: Los Angeles airs on Sundays at 9/8c on CBS. Stream anytime on Paramount+.
Lucky charm
Photography by John P. Filo
Matthew Gray Gubler thinks it's good luck to wear mismatched socks (and jump on beds!).
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Golden girl
Photography by Marie H. Rainville
Even just Sonequa Martin-Green's name gets us in the St. Patty's Day spirit!
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Green with envy
Photography by David Needleman
Chris Jackson looks good in the limelight.
Bull airs on Mondays at 10/9c on CBS. Stream anytime on Paramount+.
Green goddess
Photography by David Needleman
Maggie Siff knows that green floral is the way to go.
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Chartreuse chic
Photography by Derek Blanks
Jay Hernandez is poolside perfection in these stylish swim trunks by Grant.
Magnum P.I. airs Fridays at 9/8c on CBS. Stream anytime on Paramount+.
Family matters
Photography by Patrick Demarchelier
Kicking back with the Reagan clan.
Blue Bloods airs Fridays at 10/9c on CBS. Stream anytime on Paramount+.
Thank your lucky stars
Photography by Tom Corbett
Sean Murray betting on Vegas.
NCIS airs Tuesdays at 8/7c on CBS. Stream anytime on Paramount+.
As luck would have it
Photography by Jeff Lipsky
Michael Weatherly is a green dream in the Arizona desert.
Bull airs on Mondays at 10/9c on CBS. Stream anytime on Paramount+.
May fortune smile upon you
Photography by Christopher Ross
Emily Wickersham's irresistible smile can make any day a lucky one!
NCIS airs Tuesdays at 8/7c on CBS. Stream anytime on Paramount+.