The Man from the Diners' Club
Plot: Meek credit card company clerk Ernest Klenk is feeling the pressure of demanding coworkers, new computers, and an upcoming wedding. This stress leads to a big mistake -- the accidental approval of a credit card for mobster Foots Pulardos, who is planning to flee to Mexico with his girlfriend, Sugar Pye, to avoid criminal charges

Danny Kaye
Cara Williams
Martha Hyer
Telly Savalas
Everett Sloane
Kaye Stevens
Howard Caine
George Kennedy
Jay Novello
Ann Morgan Guilbert
Ronald Long
Bernie Kopell
Harry Dean Stanton
Frank Tashlin
Hal Mohr
William Peter Blatty