In the movie "Sherlock Holmes: Terror by Night," Basil Rathbone portrays the iconic detective Sherlock Holmes. The movie follows Holmes as he investigates a case involving the theft of a precious diamond. As Holmes delves deeper into the mystery, he uncovers a plot that threatens the lives of those involved. With his keen intellect and deductive reasoning, Holmes must race against time to solve the case and prevent further tragedy. The movie showcases Rathbone's portrayal of Holmes and his ability to bring the beloved character to life on screen. "Sherlock Holmes: Terror by Night" is a thrilling mystery that keeps viewers on the edge of their seats as they follow Holmes on his quest for justice.