Born: 13 August 1909, Mammoth, Utah, USA
Died: 26 March 1990, Santa Monica, California, USA
Started acting in high school and continued in traveling stock theatre companies. He became a sportcaster and was spotted by a talent scout. Coffin worked in many film serials, often as the villain.
Hard Guy (1941) as Tremaine's Assistant (uncredited)
C. Montague Shaw.
So's Your Aunt Emma (1942) as Flower Henderson