He was the original anchor/reporter at KABC-TV from 1957 to 1962 and the news director of Los Angeles radio stations KPOL, KRLA, KDAY, and KNX-FM.
[1] He also has interviewed Presidents Harry Truman, John Kennedy, Lyndon Johnson, Dwight Eisenhower, and Ronald Reagan, as well as such show business personalities as The Beatles, the Rolling Stones, Frank Sinatra, David Bowie, Peter Sellers, Jack Nicholson, Dick Clark[2][3] and Elvis Presley.
[7] Irwin owned a news production company that produced segments for several southern California radio stations.
[8] Irwin's autobiographical website wrote: While ... an undergraduate at USC, he ... host[ed] News Today, a nationally syndicated radio program.
In 1968, he produced and hosted The Credibility Gap on Los Angeles radio station KRLA, which integrated topical satire and music with the news.