The O'Keefes - Season 1 Episode 3 Substitute Teacher
Overview: Lauren (Tania Raymonde) and Danny (Joseph Cross) are mortified when Harry (Judge Reinhold) volunteers to substitute teach biology at their high school and uses their personal lives in his lesson plans. When the school offers Harry a permanent position, Ellie (Kirsten Nelson) and the kids try to convince Harry to return to his veterinary pratice and to home-schooling Matt (Matt Weinberg).