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Case Description

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Calvin Michael Anderson, a 25-year-old man from Iron River, Michigan, was last seen on June 17, 1974. He was seen leaving a residence around 1:30 p.m. with his former close friend, Richard Kyllonen. Their relationship had deteriorated after Anderson separated from his wife, and Kyllonen moved in with her. Anderson had agreed to testify against Kyllonen in a 1971 arson case involving both men. However, Anderson disappeared before he could testify.

Kyllonen, who refused to take a polygrap ...Read More
Last Seen: Jun 17, 1974

Victim Details

Dec 02, 2010

Jan 12, 2024

Calvin

Anderson

75

25

71 inches

165 lbs

White / Caucasian

Male

In the small town of Iron River, Michigan, the summer of 1974 was marked by the troubling disappearance of 25-year-old Calvin Michael Anderson. On the afternoon of June 17th, Anderson was seen leaving a residence around 1:30 p.m. and was never heard from again. At the time he went missing, he was with a man named Richard Kyllonen, who was once a close friend. The circumstances leading up to that day were fraught with personal conflict and legal entanglements, painting a grim picture of his final known hours. Anderson was last seen wearing a red and green plaid shirt, faded Levi's, and high-top leather boots. The relationship between Anderson and Kyllonen had soured in the time leading up to Anderson's disappearance. Tensions escalated when Anderson and his wife separated, and Kyllonen subsequently moved in with her. Adding another layer of complexity to their fractured friendship, Anderson had made a pivotal decision to testify against Kyllonen in connection with a 1971 arson case in which both men were allegedly involved. This agreement to cooperate with law enforcement positioned Anderson as a key witness, a role that may have placed him in considerable danger. Since that June day in 1974, the investigation into Calvin Anderson's disappearance has remained open, though it is widely believed that he was a victim of a homicide. Richard Kyllonen has been interviewed by authorities on multiple occasions over the years but has consistently refused to take a polygraph test regarding Anderson's vanishing. Despite the strong circumstantial evidence and the prevailing belief that foul play was involved, no charges have ever been filed in connection with the case. The disappearance of Calvin Michael Anderson has left a lasting scar on the community, a poignant and unresolved story of a young man who vanished in the midst of personal turmoil and a decision to speak out.

Jun 17, 1974

Iron River

Michigan

Iron County

49935

9384

Michigan State Police - Iron Mountain Post

Iron Mountain

Michigan

Dickinson County

49801

Chris Bracket

D/Sgt.

1916 North Stephenson Avenue, Michigan

9067742122

State

Law Enforcement

www.michigan.gov/msp

92-325-74

Michigan State Police - Iron Mountain Post

Brown

Blue

Blue

06/25/2026


Area Last Seen: