Arte

• Bill Malley — art direction

Dirección

• Jerry Thorpe — director

Reparto

• Robert Hooks — Inspector Lou Van Alsdale
• Jeremy Slate — Sgt. Pat Cassady
• Robert Wagner — Howard McBride
• Carol Lynley — Kathy Cooper
• Simon Oakland — Capt. E. J. Goodlad
• John Randolph — Frederick Cooper
• José Ferrer — Dr. Charles Bedford
• Don Pedro Colley — Freddie Trench
• Ta-Tanisha — Rainie Lewis
• Fred Carson — Victor Shoddy
• H.B. Haggerty — J.P. Moose
• Mario Van Peebles — Raphael
• James McEachin — Don Cope
• Lawrence Cook — Harold Britten
• Joyce Jameson — Lulu
• Wesley Lau — Inspector Poole
• Marian Collier — Surgical Nurse
• Ta-Ronce Allen — Lilly
• Ivan Bonar — Man with Tape Recorder at Hospital (uncredited)
• S. John Launer — Doctor (uncredited)

Montaje

• John W. Holmes — editor
• Alex Beaton — editor

Guion

• Herman Miller — writer

Producción

• E. Jack Neuman — producer
• Lloyd Richards — associate producer

Cámara

• Fred J. Koenekamp — director of photography

Sonido

• Jerry Goldsmith — original music composer