Russell Johnson
Asst. D.A. Brenton Grant, DA Grant, Prosecutor, Asst D.A. Grant, Brenton Grant, Asst. D.A. Grant
Pat Harrington Jr.
DA Charlie Gianetta, DA Charlie Giannetta
Bob Harks
Courtroom Spectator (uncredited), Officer Examining Plane (uncredited), Bailiff (uncredited), Juror (uncredited), Jury Foreman (uncredited)
Morgan Jones
Detective, Brady, Det. Sgt. Brady
Robert Hogan
Officer Pete McKay, Major Fleming, Clayton Short
Tim Matheson
Gerry Collier, John Peterson, Zooie Palmer
Jean Allison
Martha Collier, Mrs. Stewart
Arthur Franz
Caroll Shaw, Laird Holden
Christine Belford
Jeanine Michaels, Karen Slater
John Larch
George Patterson, David Cameron
Henry Beckman
Sgt. Roy Kessler, Mr. Harlen
