Adam Gregor

The guys kick Sheldon off the team for the Physics Bowl and enlist his nemesis Leslie Winkle (recurring guest star Sara Gilbert) to take his place.

Buxton demands that Harm and Brumby represent him at his court-martial; Mac and Roberts must prosecute Buxton.

MacGyver's reunion with his high-school sweetheart sours when he learns she is being mistreated by a broadcasting mogul.

Harm finds himself competing for top-gun status with a young pilot whose brash attack on an armored vehicle threatens peace in Europe.

Jonathan and Mark (Michael Landon, Victor French) help a lonely writer (guest star Didi Conn) meet a secret agent (guest star Warwick Sims) murdered in 1968.