Robert Culp
(Sgt. Nichols)
Elta Blake
(Marnie)
Jonathan Harris
(Dr. Cropotkin)
Roger Bowen
(Mr. Stit)
Marlyn Mason
(Lill O'Malley)
Merie Earle
(Fannoy)
Howard Honig
(Luster)
Ernie Hudson
(El Coliph)
James Hong
(Japanese Man)
Ernest Anderson
(Uncle Stan)
Jamie Daniel
(Oscar)
Earl Boen
(Ike)
Matthew Tobin
(Capt. Schonk)
J.R. Miller
(Jay O'Malley)
Anthony Battaglia
(John O'Malley)
Vicky Perry
(Lady)
Lu Leonard
(Heavy Woman)
Richard Salamanca
(Nyquist)
Tim Haldeman
(Officer)
Ron Manning
(Civilian)
Joi Staton
(Neighbor)
Ina Gould
(Old Lady)
Ji-Tu Cumbuka
(Officer Marv Pulaski (uncredited))
Dennis Dugan
(Officer Johnny Lucas (uncredited))
Hampton Fancher
(Officer George Talltree (uncredited))
Larry Hagman
(Sgt. Frank O'Malley (uncredited))
Chu Chu Malave
(Benita Juarez Zapata (uncredited))
Richard Narita
(Officer Tash Namaguchi (uncredited))