Ambitious and ruthless killer who murders Danny and Laury to cover his tracks. He marries wealthy Georgia Staples for her money and social standing, while secretly pursuing Helen Brent. His jealousy and manipulative nature lead him to kill Marty and ultimately shoot Helen before being killed by police.
Their mutual attraction becomes a destructive alliance built on secrecy and violence.
Helen is attracted to Sam, kisses him, and later demands that Georgia be eliminated so she and Sam can be happy.
Their marriage is motivated by Sam's greed and ambition rather than affection.
Sam marries Georgia for her money and social standing, despite admitting that he does not love her.
Laury's relationship with Sam helps trigger his violent jealousy.
Laury is described as having a new beau, Sam, and accepts a date with Danny to provoke Sam's jealousy.
Danny becomes Sam's first direct murder victim in the plot.
Sam enters Laury's house, confronts Danny, and bludgeons him to death.
Mrs. Kraft becomes a threat to Sam's concealment of the murders.
Mrs. Kraft eventually knows that Sam killed Laury and seeks information about the murder.
Their friendship collapses when Sam interprets Marty's actions as betrayal.
Marty travels to San Francisco with Sam for the wedding and is identified as Sam's friend.
Explore the full interactive character relationship map of Born to Kill