Heat a griddle or large skillet over medium-high heat. Layer turkey slices on griddle and let cook for 1 minute.
Butter one side of 1 slice of bread and spread opposite side with russian dressing; place buttered-side down on griddle. Butter one side of remaining slice of bread and place buttered-side down on griddle; top with cheese. Turn turkey and top with coleslaw. Cook until turkey and bread are warmed through and cheese is melted, 2 to 3 minutes. Sandwich turkey and coleslaw between bread. Slice and serve immediately.