Thatcher has recorded for such motion picture luminaries as John Williams, Jerry Goldsmith, Randy Newman, Thomas Newman and Danny Elfman on such films as "Jurassic Park", "Anastasia", "Men in Black" and "The Shawshank Redemption". He records for television, advertising and records, having performed with such artist as Barbara Streisand, Natalie Cole, Neil Daimond, and Frank Sinatra. Thatcher's orchestral associations include performances with the Los Angeles Philharmonic Orchestra, the Los Angeles Chamber Orchestra, the Long Beach Opera, the Los Angeles Opera, Opera Pacific, the Pacific Symphony, and the American Ballet Theater, San Francisco and Kirov ballet companies.
His work abroad includes positions of principal bass trombone with the Cape Town Symphony Orchestra, principal bass trombone with the National Symphony Orchestra of the S.A.B.C., principal first trombone with the Cape Town Opera Orchestra, and principal bass trombone with the Orchestra Sinfonica Municipal de Caracas. Thatcher records for Raptoiria Caam Records as a solo artist and as principal bass trombone of the Viklarbo Chamber Symphony. An active symphonic soloist, Thatcher recently performed Maria Newman's Concerto for Bass trombone and Orchestra (Peccavi) with both the Viklarbo Chamber Symphony andÂ the Occidental-Caltech Orchestra in Los Angeles.