I keep seeing these kinds of videos from over a year ago so here’s one that includes more recent interviews as well
Credits:
1) Kit Connor and Joe Locke take the BFF Test- Buzz Feed UK: https://youtu.be/JyXpzxRr_T0?si=J-OtcOXQi3NaZx91
2) The Heartstopper Cast Answer Your Fan Questions- Still Watching Netflix: https://youtu.be/Hfr9sQBohU8?si=drmP4pbyocAH8SKi
3) The Cast of "Heartstopper" React to S1 Bloopers -Netflix After School: https://youtu.be/Q_J4cifJdbs?si=QY56XNekQ7Atfh4r
4) Heartstopper's Kit Connor & Joe Locke Remember Their "Firsts" - Teen Vogue:
https://youtu.be/DM1swcgKLoc?si=HIGdBSX6n_TAwdll
5) 'Joe Is Just So So Soft': Kit Connor & Joe Locke Answer The Internet- Hits Radio: https://youtu.be/w7yAu-uNT7o?si=gfIPiI2sZejmPJSr
6) Heartstopper's Kit Connor & Joe Locke Swap Roles in Arcade Scene- Still Watching Netflix: https://youtu.be/T_cTgI1HQ1s?si=Ey-7tLwamDoSrMH2
7) Kit Connor and Joe Locke Answer Fan Questions- Still Watching Netflix: https://youtu.be/aXxTWlbG0T0?si=r7lXs6CvP9iFu3S3
8) Kit Connor and Joe Locke Take YOU On A Tour Of London- Still Watching Netflix:
https://youtu.be/-b7l4TmWMQg?si=tqHD_AyTBX1ilZWm
9) Can the Heartstopper Cast Remember Their Lines?!- Still Watching Netflix: https://youtu.be/HDGV7uBBPcY?si=tYKzu8Yb4GUjezF_
10) The Heartstopper Cast Try Cake Decorating-Still Watching Netflix: https://youtu.be/CloJxWsi07Y?si=_3eScqVTRwQcpQLu
11) Alice Oseman Teaches The Cast Of Heartstopper How To Draw Nick and Charlie- Still Watching Netflix: https://youtu.be/-4CDUUCtmxg?si=qvF_MEFHHr10YS1U
12) Kit Connor and Joe Locke Spill on Season 3- Still Watching Netflix: https://youtu.be/8iKgdWKQwi0?si=h4QN4TMG6SaIWakn
13) The Heartstopper Cast Plays Who's Who?- Still Watching Netflix: https://youtu.be/bvItEnpaNcs?si=ZT7eKmlCUGRxAzo3
14) Joe Locke & Kit Connor Rate English And USA Food | Snack Wars- LADbible TV: https://youtu.be/3fnZUtHoI4I?si=v_uKtJepzhHzuDhB
15) INTERVIEW + EXCLUSIVE CLIPS: 'Heartstopper' Stars Kit Connor and Joe Locke on Sex Scenes & Surprises- Gayety: https://youtu.be/P8caes20YQA?si=YuMjL3ZgaXTg83Ei
16) “It was a volcano on his chin!” 🌋😂 Joe Locke and Kit Connor talk Heartstopper series 3- BBC Radio 1: https://youtu.be/FemsEWqOqvk?si=lOKgVaBHqLDGFVtE
17) Heartstopper’s Kit Connor & Joe Locke Take a Friendship Quiz- GQ: https://youtu.be/q9h1fNWkogc?si=LMHPXRUq4nJbLY3D
18) In Bed With Kit Connor and Joe Locke- Still Watching Netflix: https://youtu.be/6l5XTU2QQPE?si=np9RCjyMeyiMEmHj
19) Hugo Gloss entrevista o elenco de "Heartstopper"- Hugo Gloss: https://youtu.be/5vOk7eWlJV4?si=VFAX4jRKh_z51KqA
20) Joe Locke and Kit Connor On Heartstopper Sex Scenes and Their Big Night Out-Cosmopolitan UK: https://youtu.be/3KTHtfQdXZE?si=WQ0K7hdl8kzHKLFb
21) Heartstopper's Kit Connor And Joe Locke On Fashion Regrets, Season 3 Memories And More-ELLE UK: https://youtu.be/RH9RjTecMb8?si=otov51dtL8nSgutv
22) Heartstopper’s Kit Connor & Joe Locke Take on a Painting Challenge | Vogue Challenges- British Vogue: https://youtu.be/4Rvk7q4KuOc?si=NvGk42gXNCe91gBL
23) Various online sources