Harry Calder

Agent Hoyt

Young Man

Keefer

Fran

Simon Davenport

Tracy Calder

Helen

Benny Neilson

Bert Lyons

Wayne Moore

Police Captain Christie

Demerest

Mayor

Mandell

Jackie

Owner #2

Hippie Boy

Girl in Line

Boy in Line

Coaster Attendant

Tourist Mother

Tourist Father

Bomb Squad #1

Bomb Squad #2

Bomb Squad #3

Bomb Squad #4

Bomb Squad #5

Owner

Agent with Red Hat

Self - Sparks (uncredited)

Self - Sparks (uncredited)

Messenger (uncredited)

Selby