Mark Harmon Net Worth and Income Sources
Mark Harmon is an American actor and producer with an estimated net worth of around 100 million dollars as of 2025, according to public reports and financial profiles on Forbes. His wealth comes primarily from decades of television work, film roles, and production deals, with his most famous recurring income tied to the CBS procedural NCIS.
His annual earnings have included high per-episode salaries on long-running series, backend participation on hit shows, and licensing residuals, while investments in production companies and real estate have added to his asset base. Public filings and entertainment industry estimates place his main income streams in television acting, producing, and brand endorsements.
Career Timeline and Key Roles
Harmon began his career as a quarterback at UCLA, then transitioned into acting with early roles in television movies and sports dramas before landing recurring parts in series such as St. Elsewhere and Chicago Hope.
He later gained wider recognition for his role as Secret Service agent Simon Donovan in The West Wing, and his portrayal of Leroy Jethro Gibbs on NCIS made him one of the longest-serving leads in American television drama history.
Production Work and Business Ventures
Harmon founded Cornelius Productions, which has developed and produced television content for major networks, and he has served as executive producer on several projects tied to the NCIS franchise.
His production deals have focused on procedural dramas and limited series, with earnings supplemented by backend participation, distribution royalties, and select brand partnerships linked to his on-screen work.
Financial Profile and Public Records
Public records and financial disclosures related to his entertainment contracts show income from studio paydays, profit participation, and residuals, while SEC filings and business registrations indicate involvement in production entities tied to major studios.
Estimates of his liquid assets, real estate holdings, and investment accounts come from entertainment industry databases and financial profiles, with his primary residence and business interests concentrated in California and structured through private production and holding entities.