Nor the Moon by Night (1958)

Alice Lang travels to Kenya to wed gamekeeper Andrew Miller, but her arrival is complicated by his brother Rusty, who disapproves of the union. As Alice and Rusty grow closer, a lion attack leaves Andrew injured, prompting Alice to care for him. Faced with a conflict of emotions, she grapples with her feelings for both brothers. Torn between love and loyalty, Alice must ultimately choose the direction of her heart and the future she desires.