Mark Roberts

as Dr. Simpson

as Charles Vanderplas

as Martin Haley

as Dr. Lyle Rush

as Russell Yorke

as Rheingold

as Mr. Cooper

as Aide #2

as Hillman Stewart

as Howard

as Mr. Bristol

as DA Avery Hazelton (uncredited)

as Joe Diguseppe

as Dr. Sam Larousse

as Howard Schaal

as SAC Warren Berwick

as SRA Will Channahon

as SAC Owen Clark

as SAC Murray Davis

as Ernest Malloy

as Bob Conner

as Bob Brannagan

as Ralph Harris

as Pete Rankin

as Lt. J.G. Bennett

as Matthew Younger

as Bob Kimber

as James Castleton

as Otto Gervaert / Gabe Phillips

as Tod Richards

as Wayne Jameson

as Ben Scott

as Irving Florian

as Rod Leighton

as Bill

as Mr. Tennant

as Adams

as Bob Harris

as Greg Hite

as Carl Pooler

as John

as Jim Turner

as Reporter (uncredited)

as Bill Carter

as Airplane Mechanic

as Hildy Johnson

as Dr. Joseph Parker

as Ned Bassett

as David Thorpe

as Ray Belden

as Bellhop (uncredited)

as William Foresman III (as Robert Scott)

as Bronc Masters (as Robert Scott)

as Pete Redfield

as Mickey (uncredited)

as Mark Bellaman (as Robert Scott)

as Jerry Winston (as Robert Scott)

as Reed Cawthorne (as Robert Scott)

as Gabe Evans

as Robin Hood's Man (as Robert E. Scott)

as Dick Hale (as Robert Scott)

as 'Pills' Wilkins

as Maj. Trevor

as Ted Kimball, III (as Robert Scott)

as Bob Rencoret (as Robert Scott)

as George Daley

as Black Arrow (as Robert Scott)

as Allison

as MIckey

as Tripod Andrews