The Love Boat
Dreamboat/Gopher, Isaac & the Starlet/The Parents/The Importance of Being Johnny/Julie and the Producer (1) (7x25)
:
A movie director (Ben Vereen) filming a musical aboard the ship tries to keep his star (Juliet Prowse) happy at Doc's expense; Julie is pursued by the lookalike brother (Dean Jones) of a man she almost married; the Captain falls for the mother (Alexis Smith) of a self-doubting rock star (Jimmy Osmond) on his first acting job.