Jonathan Kimble "J. K." Simmons (born January 9, 1955 in Detroit, Michigan) is an American character actor. He is better known for his TV roles as Dr. Emil Skodthe, a police psychiatrist who has appeared on triplet of the quaternity incarnations of Law & Order, and as the sadistic Vernon Schillinger on the prison drama Oz. He likewise played a obsessionally egotistical newspaper editor J. Jonah Jameson in both Spider-Man movies, as well as Ralph Earnhardt, the father of famous race-car driver Dale Earnhardt, in 3: The Dale Earnhardt Story.

Less swell known is that he provided a voice of the yellow M&M in the product's commercials.

He bears the striking resemblence to sports commentator Al Trautwig.

Selected filmography
The Closer (2005) TV series - Asst. Captain May Pope 3: The Dale Earnhardt Story (2004) Television movie - Ralph Earnhardt Spider-Man 2 (2004) - J. Jonah Jameson The Ladykillers (2004) - Garth Pancake Spider-Man (2002) - J. Jonah Jameson The Mexican (2001) - Ted Slocum The Gift (2000) - Sheriff Pearl Johnson The Cider House Rules (1999) - Ray Kendall Celebrity (1998) - Souvenir Hawker The Jackal (1997) - Witherspoon Oz (1997) TV series - Vern Schillinger