J. Arthur Rank presents ; screenplay by Ben Barzman ; director of photography, C. Pennington Richards ; editor, John Guthridge ; music composed and conducted by Benjamin Frankel ; producers, Rod E. Geiger, N.A. Bronston ; director, Edward Dmytryk
Magnum Motion Pictures presents ; executive producers, Joe Spinell and Judd Hamilton ; screenplay by C.A. Rosenberg and Joe Spinell ; story by Joe Spinell ; produced by Andrew Garroni and William Lustig ; directed by William Lustig