War of the Colossal Beast

George Becwar as John Swanson, truck owner Jack Kosslyn as Newscaster Roy Gordon as Mayor of Los Angeles Sally Fraser as Joyce Manning Russ Bender as Dr. Carmichael Rico Alaniz as Sgt. Luis Murillo June Jocelyn as Mrs. Edwards, mother Roger Pace as Major Mark Baird Rod Dana Duncan 'Dean' Parkin as Col. Glenn Manning Warren Frost as Police Dispatcher

Samuel Z. Arkoff Executive Producer Bert I. Gordon Director, Producer, Screenstory, Special Effects Flora M. Gordon Special Effects Assistant George Worthing Yates Screenplay Ronald Sinclair Supervising Film Editor