Henry Fonda
Simon Davenport
Dorothy Tristan
Helen
Stephen Pearlman
Bert Lyons
Helen Hunt
Tracy Calder
Richard Widmark
Agent Hoyt
Harry Guardino
Keefer
George Segal
Harry Calder
Stephen Mendillo
Bomb Squad #3
Timothy Bottoms
Young Man
Michael Bell
Demerest
Steve Guttenberg
Messenger
Susan Strasberg
Fran
Craig Wasson
Hippie Boy
Robert Quarry
Mayor
Arthur Peterson
Owner
Quinn K. Redeker
Owner #2
Dick Wesson
Tourist Father
Monica Lewis
Tourist Mother
Tara Buckman
Coaster Attendant
Bruce Kimball
Bomb Squad #1
Wayne Tippit
Police Captain Christie
Bruce French
Bomb Squad #2
Ron Mael
Self - Sparks
Russell Mael
Self - Sparks