INFO:
Released December 12, 1966 Eva Grubb (Tina Louise) travels to a secluded tropical isle looking for solitude. Unfortunately, she finds herself besieged by seven busybodies who refuse to allow her some peace. Eva is amazed that one of the islanders, actress Ginger Grant, is a dead-ringer for her. Although repelled by Ginger's ego and shallowness, Eva still finds inspiration to come out of her shell and return to society, leaving her evil twin behind.
Gilligans_Island_- S03E14 All About Eva