Rohner was born August 5, 1957[2][3] in Palo Alto, California and raised in Los Angeles.
[4] He graduated with a Bachelor of Arts degree in theater from Whitman College,[4] where he was a member of the Beta Theta Pi fraternity.
Other credits include the films April Fool's Day, Destroyer, The Relic, and The Human Centipede 3 (Final Sequence).
His television guest appearances include Miami Vice, Star Trek: The Next Generation, Beverly Hills, 90210, Charmed, Crossing Jordan, Angel, and Weeds.
He also appeared in the TV role of Jared Pryor in the short-lived ABC midseason replacement Day Break.