Replacing Dad (1999)

Linda and George live in a small town where he is the school principal and they are about to celebrate their 16th anniversary. When she catches him with her daughter's young teacher, she must deal with the kids, the town, and her love for him.

Replacing Dad is a comedy movie featuring Mary McDonnell.

Replacing Dad is currently streaming for free (ad-supported) on Crackle, Plex, Plex Player, Shout! Factory TV and Tubi TV.