[2] Humphreys was a dramatic actor who first acted on stage with a troupe in North Bay, Ontario.
[1] His breakthrough role was as the Deputy Lester in First Blood (1982), which starred Sylvester Stallone as Rambo.
His other memorable roles include the character Howard Landers in My Bloody Valentine (1981) and William Drake in the blockbuster film X2 (2003).
He also starred in two horror films directed by William Fruet: Funeral Home (1980) and Bedroom Eyes (1984).
He also played supporting parts in such films as Act of Vengeance (1986), Ernest Rides Again (1993), Luna: Spirit of the Whale (2007) and Air Bud: Spikes Back (2003).