John Ferrentino began his career as the comic relief at the hospital he was working in as an x-ray technician, and soon began frequenting a club in Massapequa, Long Island called The White House.[4]
For 44 years, he performed thousands of shows across the country and made over fifty television appearances.[7][4] He toured the world with Crosby, Stills, & Nash, before continuing to travel and perform on every major cruise line.[8] He is also a regular performer at the Magic Castle in Hollywood,[8][9] has invented magic tricks, written three books about magic (including Comedy Clubs for All Magicians)[10]
Additionally, Ferrentino has been a regular at The MGM Grand in Las Vegas, and performed at the World Summit of Magic in Washington DC.[11]
Recently, Ferrentino returned to Los Angeles to perform at the Magic Castle in Hollywood.[12] in 2015, he created a new show called "Do Spirits Return" with less emphasis on comedy and more on history, with original magic invented for the show and an element of paranormal.[12][13][14] It was based on "The Waverly Hills Sanatorium".[15]
The show and lecture was performed in theaters, magic conventions, and was taught as a course at Jeff McBrides Magic and Mystery School in Las Vegas.[14][15]
Notable comedians Ferrentino has performed alongside include: Rosie O’Donald, Kevin James, Ray Romano, and Eddie Murphy[11][16][4] and he has also opened for Jay Leno, Chicago, and Huey Lewis and the News.[17][18][19] Announcements of his shows have been featured in New York Magazine[20] and The New York Times.[6] He has also been featured in the international magic magazine, Vanish.[4]
Podcasts and videos of Ferrentino are found on podbay,[7] iHeartRadio,[21] iTunes,[22] stitcher.com,[23] The Magic Cafe,[24] Laughing Out Loud: America's Funniest Comedians Vol. 5[16] (also featured in this DVD are Jerry Seinfeld, Brad Garrett, Kelsey Grammer, Adam Sandler, Max Alexander, John Caponera, John Ferrentino, Judy Tenuta, Carol Leifer, Jeff Foxworthy, and Rosie O'Donnell).[16]