Terror na Montanha-Russa (1977)

(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)