(written from a Production point of view)
He is perhaps best recognized for his many appearances as Mike the bartender on the television sitcom Three's Company. He also appeared in the two-part episode of Diagnosis Murder called "Murder on the Run", along with Denise Crosby, and in the final episode of Wings, starring Steven Weber.
One of his earliest TV roles was Jack Lemmon in the 1980 movie Marilyn: The Untold Story, which starred Catherine Hicks in the title role of Marilyn Monroe. The following year, he appeared in the TV movie The Miracle of Kathy Miller, featuring John de Lancie. In 1995, Blaisdell appeared in the science fiction film Evolver, also featuring John de Lancie.
In 1991, Blaisdell co-starred with Star Trek: Voyager actor Robert Beltran in the thriller Kiss Me a Killer. The following year, he appeared in the TV biopic Sinatra, along with Jeff Corey, Bruce Gray, Bob Gunton, Jay Robinson, and Don Stark. The year after that, he appeared in The Liars' Club, starring Wil Wheaton and Aron Eisenberg. And in 1996, he had a role in the action film Executive Decision, directed by Stuart Baird (and also featuring Tim Kelleher, Warren Munson, Richard Riehle, Eugene Roche, and Dey Young).
Other notable films include The Great White Hype (1996, with Corbin Bernsen, John Rhys-Davies, Salli Elise Richardson, and Susan Gibney), The Negotiator (1998, with Tim Kelleher and Jack Shearer), and Inspector Gadget (1999, with Rene Auberjonois, Andy Dick, Brian George, Richard Penn, Johnny Martin, and Michael McAdam).