Johnson is recognized for his expertise in handling high-profile cases, including the landmark privacy ruling in Sanders v.

[1][2] His achievements include recovering substantial amounts for artists and contributing to the development of privacy law in California.

The Los Angeles Times referred to him as "one of the most feared litigators in Hollywood" who "secured more than $350 million for actors, writers, and other clients he claims were deprived of their rightful share of royalties and profits.

[11][12] Johnson has filed successful class action lawsuits against studios, record labels, and unions, resulting in the return of millions of dollars to artists.

[13][14][15][16] Johnson has represented high-profile clients such as Bad Bunny, Sylvester Stallone, John Lennon, Buddy Holly, Michelle Phillips, Richard Dreyfuss, Mike Connors, Rick Nelson, P.F.