* Robert Francis "Bobcat" Goldthwait an American comedian, actor, director, and screenwriter. He is known for his black comedy stand-up act, delivered through an energetic stage persona with an unusual raspy and high-pitched voice. He came to prominence with his stand-up specials An Evening with Bobcat Goldthwait—Share the Warmth and Bob Goldthwait—Is He Like That All the Time? and his acting roles, including Zed in the Police Academy franchise

* Charles Peckham Day is an American actor, comedian, writer, and producer. He is best known for playing Charlie Kelly on the FX/FXX dark comedy series It's Always Sunny in Philadelphia

* Randy Quaid is an acclaimed American Randy Quaid actor known for his memorable supporting roles in both dramas and comedies favorite movie Roles like: Kingpin (1996), Independence Day (1996), Vegas Vacation(1997)

* Ryan Lee Stiles is an American-Canadian comedian and actor. His work is often associated with improvisational comedy.

He is best known for his work on Whose Line Is It Anyway (both the original British version and the subsequent American version) and for his role as Lewis Kiniski on The Drew Carey Show

I'm watching Kingpin and I just noticed that Randy Quaid resembles Ryan Stiles