The actor was at SDCC to promote the fourteenth season of Supernatural, which will soon air it's 300th episode.
The Riverdale star posed alongside his TV wife and real-life wife at the convention in this adorable shot.
Celebs can be star-struck too! Aisha shared her excitement at running into the Fantastic Beasts star during the weekend.
Kelly Ripa almost broke the internet when she shared this photo of her husband with his Riverdale castmates writing, "The kids are getting so big #daddy."
Melissa Benoist appeared at a panel alongside her co-stars and discussed the upcoming season of the CW series.
The funny actress shared a picture of her and Anna Faris is Unqualified co-host Sim Sarna on-board a boat at the convention.
The redhead poked fun at her pale complexion in this happy picture she posted writing, "Only time I'll go in the sun is Comic-Con."
The popular superhero series is returning for it's fifth season in October and cast-members were at the convention to share clues of what's to come.
The actress shared this car selfie on her way to SDCC to promote the latest film in her franchise, Wonder Woman 1984.
"Always a good time with these two," the Riverdale vixen wrote with this shot alongside two of her male co-stars.
The cast of the upcoming film Aquaman gathered together for a panel during the convention. Nicole Kidman, Amber Heard, Jason Momoa and more stars were in attendance.
"Red & redder," wrote Ashleigh with this picture of her and Riverdale heartthrob looking over a balcony onto the San Diego skyline.
Talk about a girl gang! Jamie Chung shared this shot of fellow Marvel Universe stars Olivia Holt, Chloe Bennet and Ally Maki.
The Aquaman actor appears with his real mom and his on-screen mom.
The Arrow star arrived in San Diego to attend the convention and posed in a stylish outfit writing to Instagram, "Touched down in SD. Comic Con...get ready."
Bring your baby to work day! The actor known for his role in Breaking Bad dressed his five-month-old daughter in the cutest hazmat suit as she joined her dad at the reunion panel.
AMC's hit series has been a staple at SDCC for years and this summer was no exception. Their panel is one of the most attended at the convention.
The two actors brought their love to Comic-Con, where they have been spotted promoting Manganiello's street-wear line Death Saves.
Nothing to fear here! The Fear The Walking Dead star was all smiles as she posed on a balcony before attending the first day of the convention.
The Riverdale star took a break from shooting the show's third season in Vancouver by going to the convention. She posted pictures of her alongside co-star Camila Mendes on her Instagram story.
That's one way to make an entrance! The star of The Walking Dead arrived to his panel on a motorcycle.
"Mom, dad, look! I'm a doll," the Marvel Rising: Secret Warriors star captioned a video of her and the action figure of the role she voices in the upcoming film.
The two actors came to the convention to discuss their new show Tell Me A Story, a reimagining of the most beloved fairytales coming alive in New York City.
The Harry Potter star is set to star in the YouTube original series Orgins. But don't compare his new role to Draco Malfoy! In an interview, Felton said that the characters have "very little" in common.