When a skeleton is dug up in an alley, a mysterious Chinese merchant and his eccentric upstairs tenants come under suspicion. The team of Inspector Carr and Dr. Crabtree study the skull of the victim to solve the murder.
Donald Meek
Dr. Crabtree
John Hamilton
Inspector Carr
Joanna Roos
Amy Beck
Harry Mestayer
Grandfather Beck
Paul Guilfoyle
Paul Beck
Lee Tung Foo
Wang Yun
Maurice Cass
Dr. David Turet (uncredited)
