Additionally, McKrell acted in films and television, including Annie Hall, Defending Your Life, Semi-Tough, Teen Wolf, Harry's War, and several made-for-TV movies.

He became a corporate spokesman for Chevrolet and Disney, and he appeared in advertisements for Whirlpool, Serta, Goodyear, Mattel, Oster, Radio Shack, Entex, Toyota, Exxon, Xerox, Shell, and Coca-Cola as well as television informercials.

For 14 years, McKrell hosted the National Easter Seals Telethon, and he wrote and produced several projects for ACTA Communications in Chicago.

His credits include KMPC and KFI in Los Angeles, WMEX in Boston, WNOE in New Orleans, KBOX in Dallas, KXOL in Fort Worth (where he worked with longtime friend George Carlin), and WFUN Miami.

He hosted his own talk show in Houston, Texas on KKTL, and was a news anchor at KHTV Channel 39.