Sidney Poitier
Virgil Tibbs
Acting
Rod Steiger
Police Chief Bill Gillespie
Acting
Warren Oates
Deputy Sam Wood
Acting
Peter Whitney
Deputy Courtney
Acting
Lee Grant
Mrs. Leslie Colbert
Acting
Anthony James
Ralph
Acting
William Schallert
Mayor Schubert
Acting
Scott Wilson
Harvey Oberst
Acting
Larry Gates
Eric Endicott
Acting
James Patterson
Mr. Purdy
Acting
Quentin Dean
Delores Purdy
Acting
Kermit Murdock
Henderson
Acting
Larry D. Mann
Watkins
Acting
Matt Clark
Packy
Acting
Beah Richards
Mama Caleba
Acting
Arthur Malet
Ulam
Acting
Fred Stewart
Dr. Stuart
Acting
Timothy Scott
Shagbag
Acting
William Watson
McNeil
Acting
Eldon Quick
Charles Hawthorne
Acting
Jester Hairston
Endicott's Butler
Acting
Stuart Nisbet
Shuie
Acting
Khalil Bezaleel
Jess
Acting
Peter Masterson
Fryer
Directing
Phil Adams
1st Tough
Acting
Nikita Knatz
2nd Tough
Art
Sam Reese
Clerk
Acting
Jack Teter
Philip Colbert (uncredited)
Acting
Alan Oppenheimer
Ted Appleton (uncredited)
Acting
Clegg Hoyt
Deputy (uncredited)
Acting
Buzz Barton
Conductor (uncredited)
Acting