The Sea Urchin is a 1913 American silent short romantic drama film directed by Edwin August and starring Jeanie MacPherson and Lon Chaney. The film was the earliest known character role by Lon Chaney and the first screenplay by MacPherson. The story follows a hunchback fisherman who finds a young girl and raises her into womanhood with the intention of marrying her. The film was released on August 22, 1913, and was played across the United States. The film is presumed lost.

Plot

A hunchback fisherman named Barnacle Bill finds a young girl tied to a mast, the sole survivor of a shipwreck, and raises her into womanhood with the intention of making her his wife. Ten years pass and the woman, out of gratitude, promises to marry him. The hunchback hires a handsome stranger named Bob. The boy and the girl fall in love, but the girl refuses to marry him. The hunchback sees the two embrace and threatens Bob with a knife. The next day, the three go fishing in the boat and an argument breaks out. During the argument, the boat tips over and the girl is washed away. The hunchback and the boy search for her, until the boy becomes exhausted and collapses on the shore. The hunchback finds the girl on a rock and brings her ashore. When the two young people reunite, he sees how happy they are together and decides to walk out of their lives.