HARDY BOYS MYSTERIES 2/28 OH SAY CAN YOU SING
(1978)
| Reparto | |
| -Ver imágenes Ocultar imágenes - | |
  | |
| Parker Stevenson (1952) | ... Frank Hardy |
  | |
| Shaun Cassidy (1958) | ... Joe Hardy |
 | |
| Edmund Gilbert (1931-1999) | ... Fenton Hardy |
 | |
| Guy Stockwell (1933-2002) | |
| Debra Clinger | ... Harriet Alexander |
| Sonny La Rocca | ... Eddie |
| Charles Lucia | ... Pete [acred. como Chip Lucia] |
| Nancy Stephens | ... Sra. Morgan |
| Alex Sheafe | ... Dr. Freedman |
| Paul Regina | ... Steve |
| Raynold Gideon | ... Morgan |
  | |
| Gene Evans (1922-1998) | |
| Joe Bennett | |
| Skip Ward | ... Policía |
| Brett Williams | ... Of. Shelley |
| - Ver imágenes Ocultar imágenes - | |
| Rubros Técnicos | |
| Dirección: | Dennis Donnelly |
| Guión: | Chris Conkling |
