Drafted into the U.S. Army; deployed to Korea and worked as an announcer and disc jockey on the Armed Forces Radio Korea Network
During the 1960s, worked as a DJ for various stations including KYA in San Francisco, CA and WJW in Cleveland, OH
Moved to Los Angeles, CA; DJ'd at KRLA 1110 in Los Angeles, CA
Discovered by Dick Clark while hosting local dance events in Los Angeles; Clark offered him a hosting job for a musical television show he was producing called "Shebang"
Made acting debut with a supporting role in "The Girls from Thunder Strip"
Began his career as a voiceover actor on "The Batman/Superman Hour" (CBS)
Hired by Hanna-Barbera studios to provide the voice for the character of Shaggy on "Scooby-Doo, Where Are You!" (CBS, 1969-72, 1974-76; ABC, 1976-78, 1982-84)
Launched the nationally syndicated radio program "American Top 40"
Left "American Top 40" (replaced by Shadoe Stevens) over a salary dispute with its owner ABC Radio
Received a star on the Hollywood Walk of Fame
Inducted into the Radio Hall of Fame
Retired from his radio program 39 years to the day after "American Top 40" debuted
Landed guest voiceover role on "Scooby-Doo! Mystery Incorporated" (Cartoon Network) as Shaggy's father Colton Rogers
Made a cameo in the comedy hit "Ghostbusters"
Returned to radio and changed the program's name to "Casey's Top 40"