A jewel thief with diplomatic immunity kills Mac's friend. But there are more people involved in the crime - and Mac can't be sure who's on his side.

MacGyver is forced out of his grief over the tragic death of a friend by a madman with a score to settle from their past association.

An impulsive scientist who cuts corners in her research work creates an uncontrollably mutating organism that speeds up the aging process.

While back in Minnesota to fill in as coach for a high-school hockey team, MacGyver tries to change the attitude of a callous player who has a shot at playing for the pros. But when this kid's ambition lands another player in the hospital, MacGyver must try and find out what or who is pushing him so hard to succeed.

Jack and Mac help an ancient Indian search for a wolf mask that two mercenaries are also eager to have.

When the head of a American-Chinese shipping company is attacked in his office by a killer, MacGyver and the man's grandson—who is heir to the company—must find out who was behind the attempt on his life.