1. He is widely known for his work as an improvisational comedian on the UK and U.S. versions of Whose Line Is It Anyway?.
2. Proops was born in Phoenix, Arizona, and raised in San Carlos, California, a suburb south of San Francisco, attending San Carlos High School. He attended the College of San Mateo and spearheaded the comedy duo “Proops & Brakeman”.
3. Later, he took courses in improvisation and acting at San Francisco State University though he never finished college.
4. Both Proops and McShane impressed producers Dan Patterson and Mark Leveson, who put them on their show, Whose Line Is It Anyway?.
5. He frequently instigated jokes and running gags concerning various idiosyncrasies and differences between British English and American English (e.g.
6. “elevator”), and would frequently banter with Clive Anderson on these matters .
7. He lived in London for four years when he was doing the show and lists McShane, Richard Vranch e Colin Mochrie como entre seus melhores amigos.
8. After the show ended, he was recalled for the American version and was a regular “fourth contestant”.
9. He performed the entire week of stand-up with other artists, which included a live, one-hour podcast in front of his entire audience.
10. In July 2012, Proops also started appearing in the new improvisation show on ABC called Trust Us with Your Life.
11. Proops has performed his stand-up act across Britain, mainland Europe, Australia and New Zealand.
12. He appeared as a panelist on the 2000 revival of To Tell the Truth.
13. Proops also hosted two game shows: VS. in 1999 and Rendez-View in 2001.
14. He was on Tough Crowd With Colin Quinn on a recurring basis.
15. He also provided the voice for the Fode, the Galactic Basic speaking half of the two-headed Pod-Race announcer in Star Wars: Episode I – The Phantom Menace, with Scott Capurro providing the voice for the other, Huttese-speaking half, Beed.
16. Proops provided the voice of Bob in the US version of the TV series Bob the Builder for the five seasons of Project Build-It.
17. He has also featured in 2003 film Brother Bear as the voice of one of the Love Bears and also provided the voice as Cryptograf in 2006 film Asterix and the Vikings.
18. Proops also voiced the film director Quentin Hitchberg in one episode of Dennis and Gnasher.
19. In 2007 he started his own web show, The Greg Proops Experiment, on online humour site Super Deluxe, which consists of Proops ranting about current events.
20. On 28 August 2008, Greg returned to his UK improvisation roots as he guest starred on Mock the Week having first appeared as a guest in 2006.