Tim MathesonTim Matheson was 19 in The Hardy Boys: The Mystery of the Chinese Junk as 'Joe Hardy'.Richard GatesRichard Gates was 19 in The Hardy Boys: The Mystery of the Chinese Junk as 'Frank Hardy'.
Jan-Michael VincentJan-Michael Vincent was 23 in The Hardy Boys: The Mystery of the Chinese Junk as 'Tony Prito (as Mike Vincent)'.
Portia NelsonPortia Nelson was >> in The Hardy Boys: The Mystery of the Chinese Junk as 'Aunt Gertrude Hardy'.
Ricky KelmanRicky Kelman was >> in The Hardy Boys: The Mystery of the Chinese Junk as 'Biff Hooper'.
Richard AndersonRichard Anderson was 41 in The Hardy Boys: The Mystery of the Chinese Junk as 'Fenton Hardy'.
Edward AndrewsEdward Andrews was 52 in The Hardy Boys: The Mystery of the Chinese Junk as 'Dr Montrose'.
James ShigetaJames Shigeta was 38 in The Hardy Boys: The Mystery of the Chinese Junk as 'George Ti Ming'.
Teri GarrTeri Garr was 22 in The Hardy Boys: The Mystery of the Chinese Junk as 'Susie'.
Larry PeerceLarry Peerce was 37 in The Hardy Boys: The Mystery of the Chinese Junk as 'Director'Richard MurphyRichard Murphy was 55 in The Hardy Boys: The Mystery of the Chinese Junk as 'Adaptation'
Edward StratemeyerEdward Stratemeyer would have been no older than 67 in The Hardy Boys: The Mystery of the Chinese Junk as 'Novel'