- Country: USA
- Genres: Western
- Release: 1947-03-28
- Director: George Archainbaud
- Writers: Clarence E. Mulford , Ande Lamb
- Language: English
- Stars: William Boyd , Andy Clyde , Rand Brooks , Una O’Connor (I) (1880–1959) , John Parrish , Patricia Tate , Nedrick Young , Earle Hodgins , Joel Friedkin , Robert B. Williams
- Runtime: 61 min
- Awards: N/A
- AKA: Aventura Perigosa (Portugal, Portuguese Republic) , Unexpected Guest (United States of America) , Unexpected Guest , Den hemlighetsfulla ranchen (Sweden) , À Bala e a Galope (Brazil) , Le mystérieux visiteur (Belgium) , Salainen ratsastaja (Finland)
- Plot: At the reading of his late cousin's will, California learns the estate will be divied among whoever remains of the seven relatives. With one already dead, another immediately murdered, and the Lawyer telling them the ranch is almost worthless, Hoppy investigates. Finding the ranch valuable and the Lawyer embezzling money from it, Hoppy confronts him.
- IMDB:tt0039936
Unexpected Guest Cast · · · ALL
George Archainbaud
Director
William Boyd
Hopalong Cassidy
Andy Clyde
California Carlson
Rand Brooks
Lucky Jenkins
Una O’Connor
(I)
(1880–1959)
Matilda Hackett
John Parrish
David J. Potter
Nedrick Young
Ralph Baxter
Earle Hodgins
Joshua Colter
Joel Friedkin
Phineas Phipps
Robert B. Williams
Matt Ogden
William Ruhl
Sheriff