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Michael O'Hara the Fourth
- Sal: 1972
- Welat: United States of America
- Genre: Crime, Comedy, Family, Mystery, TV Movie
- Studio: Walt Disney Productions
- Keyword: amateur detective, kid detectives
- Serek: Robert Totten, Erven Jourdan
- Avdan: Dan Dailey, Jo Ann Harris, Michael McGreevey, Nehemiah Persoff, James Almanzar, Mike Henry