John Hillerman died Thursday in Houston.

The "Magnum, P.I." and "The Betty White Show" alum was 84.

Variety confirmed the Emmy winner's death. said the cause of it has not yet been determined.

The Texas native and Air Force veteran is also known for playing a recurring role on "One Day at a Time" and was a popular guest star on shows like "Murder, She Wrote," "Simon & Simon," "Hart to Hart," "The Love Boat" and "Valerie" throughout the 1980s and '90s.

His film credits include "The Last Picture Show," "What's Up, Doc?," "Paper Moon," "At Long Last Love," "High Plains Drifter," "Blazing Saddles," "Chinatown" and "Lucky Lady."