DC's "Clayface" took the No. 1 spot at the North American box office with $10.4 million on Friday, including Thursday previews, from 3,458 theaters.

Why it matters: The No. 2 film is a documentary about Theranos founder Elizabeth Holmes, the Palo Alto blood-testing startup's collapse, and it is drawing crowds in its second weekend.

The top films

  • "Clayface" (Warner Bros.): $10.4 million Friday, tracking near $24 million for the weekend, with an A- CinemaScore, per The Hollywood Reporter. Variety reports the film cost $44 million.
  • "You Can See Everything" (A24): $6.14 million Friday after expanding to 2,655 theaters, with about $20 million expected for the weekend.
  • "Wildwood" (Laika): $4.28 million Friday.
  • "Wicker" (Black Bear): $2.36 million Friday.

The Theranos doc

Nathan Fielder and Lance Oppenheim spent more than three years on the film, Variety reports. It has made $31.7 million domestically so far.

Sources: Variety; The Hollywood Reporter; Deadline.