Wearing underwear outside, 5

Austin Butler

Ross Lynch

Charlie McDermott

Daniel DiMaggio

Ethan and Grayson Dolan (not sure which is which)

Ben Azelart

Kevin Zegers (right)

Arón Piper

Jake Cassar

Kline Barfield

Pico Alexander

Xavier Samuel

Felix Mallard

Nat Wolff

Shirt, but no pants scenes, 2

Tom Holland in 

Spider-Man: 

Far From Home

Daniel DiMaggio in American Housewife

Charlie McDermott 

in The Middle

Shane Kippel in Degrassi

Asa Butterfield in Sex Education

Josh Hartnett in 40 Days and 40 Nights

Anthony Michael Hall and Ilan Mitchell-Smith

in Weird Science

River Phoenix in A Night in the Life of Jimmy Reardon

Ross Lynch in Chilling Adventures of Sabrina

Grant Gustin in A Mother's Nightmare

Michael Cimino in Love, Victor

Hunter Parrish in Weeds

Mike Faist in Challengers

Guys in boxers with a girl scenes, 8

Jonathan Tucker in 100 Girls

Cameron Monaghan in Jamie Marks in Dead

Alex Pettyfer in Magic Mike

Charlie McDermott in The Middle

Daniel DiMaggio in American Housewife

Bill Skarsgård in Hemlock Grove

Thomas Elms in SkyMed

Rhys Wakefield in The Black Balloon

Jeremy Allen White in Shameless

Chad Michael Murray and James Lafferty

in One Tree Hill

Ty Wood in

Chilling Adventures of Sabrina

Ryan McPartlin in Devious Maids

Douglas Smith in Remember the Daze

Underwear scenes, 29

Nico Mirallegro in The Pass

Charlie McDermott in The Middle

Daniel DiMaggio in American Housewife

River Phoenix in A Night in the Life of Jimmy Reardon

Shane Kippel in Degrassi

Kyle Gallner in Cherry

Nicholas Brendon in Buffy the Vampire Slayer

Matt Damon in Good Will Hunting

Matt Dillon in The Outsiders

Felix Mallard in Turtles All the Way Down

Matthew Twining in Leeches!

Patrick Fugit in Almost Famous

Peter Hinwood in The Rocky Horror Picture Show

Gavin Casalegno in The Summer I Turned Pretty