as Davy
as Ronald Andersson
as John
as Mr. Spelman
as Conway
as Robert Denk
as Jerry
as Hans
as Dr. Jimmy Goldrich
as Jesse Wilder
as Harold Rhodes
as Marcus Hiller
as Julian
as Joe
as Evan Stark
as Martin Elson
as George Bennett
as Mac Lawton
as David Mason
as Aleck Olson
as Tony Kirby
as David Alcott
as Tick Gleason
as Dr. Daniel Waterston
as Ben Judson
as James Ryerson
as Leo Vardian
as Major General Leonard Onichimoski
as Pe'Nar Makull
as Dr. Henry Richards
as Mr. Callender
as Arthur Gramble
as Hunt Acrey
as Marshall Campbell
as Warren Smyth
as Mark Fox
as Dr. William Crichton
as D.D.A. Dan Morrison
as Roy Hondo
as Stanley Robman
as Ben Proctor
as Serge Markov
as Dylan Elliott