Reb Brown
Captain America / Steve Rogers
Len Birman
Dr. Simon Mills
Heather Menzies
Dr. Wendy Day
Robin Mattson
Tina Hayden
Joseph Ruskin
Rudy Sandrini
Lance LeGault
Harley
Frank Marth
Charles Barber
Steve Forrest
Lou Brackett
Harry Johnson
Jerry
James Ingersoll
Lester Wiant
Jim B. Smith
F.B.I. Assistant
Jason Wingreen
Surgeon
June Dayton
Secretary
Diana Webster
Nurse
Dan Barton
Jeff Haden
Ken Chandler
1st Doctor
Buster Jones
Anesthetist
Nocana Aranda
Throckmorton (uncredited)
Michael McManus
Ortho (uncredited)
Lonnie Pense
Wino in Park (uncredited)
Charles A. Tamburro
Helicopter Pilot (uncredited)
