Mitchell Kosterman

Mitchell Arthur Edgar Kosterman is a Canadian actor. He was born in Vancouver, British Columbia, Canada. He is probably best known for his role as Sheriff Ethan Miller in Smallville.

SMALLVILLES1, E4

X-Ray

Clark is staggered by his newfound X-ray vision, especially when he sees Lex commit a bank robbery; a shape-shifting teen threatens Lana.
SMALLVILLES1, E6

Hourglass

An old woman grants Clark a glimpse of his future, while Lex takes advantage of the seer's gift to learn more about Clark's secret; a bitter old man finds a fountain of youth.
SMALLVILLES2, E1

Vortex

A wild storm buries alive Clark's father and a reporter (Tom O'Brien) who has uncovered Clark's secret.
SMALLVILLES1, E8

Jitters

A janitor takes Clark's high-school class hostage at LuthorCorp., claiming his "jitters" were caused by a mysterious contaminant.
SMALLVILLES1, E9

Rogue

After a bad cop sees Clark use his superpowers, he is compelled to join forces with the rogue officer to protect his secret identity.
SMALLVILLES1, E14

Zero

An enemy from Lex's past in Metropolis comes hunting for him in Smallville.

Mitchell Kosterman

Movies

Guest Appearances