Evans appeared in both Star Trek: Deep Space Nine and Star Trek: Voyager.
His first appearance in Deep Space Nine was in the first season episode “Progress”, in which he played the mute farmhand Baltrim.
Later he appeared in the episode “Cardassians” as Proka Migdal, the adoptive father of a Cardassian boy.
In 1991 appears in Terminator 2: Judgment Day in the role of the driver of the tanker that is killed by the T-1000.
In 1997, Evans played Ambassador Treen on the Voyager episode Nemesis.
He also played Leatherface’s uncle Old Monty from 2003 remake of The Texas Chainsaw Massacre as well as its prequel, The Texas Chainsaw Massacre: The Beginning. He died in 2015.