Michael "Big Mike" Heck Sr. is the father of Mike Heck and Rusty Heck and the grandfather of Axl Heck, Sue Heck and Brick Heck. He appares in several episodes.

He is portrayed by John Cullum

Appeareances Edit

Season 1 Edit

Season 2 Edit

Season 3 Edit

Season 4 Edit

Season 6 Edit

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