Seth Peterson

Seth Peterson (born Adam Daniel Aguirre; August 28, 1997 – March 19, 2026) was an American gay pornographic film actor. He rose to prominence through his projects with Helix Studios, and became a well-known figure in the gay adult film industry, earning multiple nominations.

Early life and education Adam Aguirre was born in Torrance Adam was the eldest of three brothers. He was half Mexican and half Caucasian (with French, Scottish and Irish ancestry).

He came out to his family when he was 15 years old, a sophomore in South High School (Torrance, California). In 2019, he graduated from University of California, Riverside with a Bachelor of Science in neuroscience.

Career While Adam considered his neuroscience degree to be his "biggest achievement", after graduating he didn't want to work in that field. He was interested in working in the adult film industry, but his boyfriend at the time wouldn't allow it. After they split, he applied to Helix Studios and was selected.

In 2020, he made his gay porn debut with a solo scene for Helix. The following year, he won the fan-voted GayVN Award for Hottest Newcomer. He was a versatile performer, and became especially popular in group scenes and bareback productions of Helix Studios. He worked as a Helix exclusive for four years, and starting in 2024 began working with other studios like Falcon | NakedSword, Next Door Studios / ASGmax, and Men.com. Due to his popularity, Falcon | Naked Sword released The Best of Seth Peterson Bareback (2025), a compilation showcasing his best bareback performances.

His looks had been compared with Tom Cruise and Taylor Lautner in the media and among his fans.

Awards and nominations

Personal life Seth's hobbies were surfing, skating, sailing, swimming, spearfishing, reading, and playing the piano.

Seth dated fellow porn star Aiden Garcia in 2022; they broke up with Seth allegedly physically abusing Aiden.

Seth was engaged to porn star Cyrus Stark, with whom he had frequently collaborated in adult productions beginning in 2025.

Death On March 21, 2026, Kobe Marsh— who works in adult entertainment under the name Cyrus Stark— announced his fiance Seth's death through a post on Peterson's X (formerly Twitter) account. Seth died on March 19, 2026; he was 28 years old. He was reported to have died in his Los Angeles home, but the cause of death was not disclosed.

Seth alias Adam's mother told TMZ that he had been staying alone at a short-term rental home in Portland, Oregon, and his partner called to tell her that Adam had not been responding to phone calls in the past few days. She called Portland Police to request a welfare check, and they responded to Adam's place where they discovered the body of a deceased male. Police officers didn't confirm the individual's identity, but Adam’s mother believed it was her son. She travelled to Portland and said that she discovered, what she believed to be, drug paraphernalia at the rental property.