Kurt Thomas. Olympic gymnast. Starred in Gymkata. Best fight scene EVAR.
Dean Cain played volleyball and football at Princeton (and signed a free agent contract w the Bills before an injury curtailed football); David Duchovny, also Princeton, played baseball (and JV hoops); Andrew Shue played soccer at Dartmouth and played professionally very briefly in Scotland.
Hellllllloooo. Shaquille O’Neal.
Sadly, because of the lingering social politics in Hollywood, he was denied a Best Actor Oscar for his performance in “Blue Chips” because he is black.*
*And also because he can’t act.
Dennis Rodman made a marvelous appearance as himself on 3rd Rock from the Sun.
Estella Warren was on Canada’s national synchronized swimming team in the 1990s, before moving on to modeling and acting (Planet of the Apes remake being the most notable).
Mike Modano has a SAG membership voucher for his cameo in The Mighty Ducks. (I think that might have been when the Stars were still in Minnesota!)
How about Chuck Norris?