This led to his selection to represent the United States at the 1980 Summer Olympics in Moscow, but he was prevented from attending due to the country's boycott of the Games.

[1] He set a Pan American Games record in the qualifying rounds of the 100 metres breaststroke at the 1983 edition, but ultimately finished second to his compatriot Steve Lundquist.

[5] That same year, he won those events at the National Collegiate Athletic Association (NCAA) Championships[6] and held the world record in the 100 metres breaststroke from June 25 until July 29.

[9] He was inducted into the Stanford Athletics Hall of Fame in 1998[10] and in 2016 was selected as part of the Pac-12 Conference Men's Swimming and Diving All-Century Team.

[11] Upon graduation, Moffet elected to pursue a career in the entertainment industry and has produced television for multiple networks in the United States.