Tenspeed and Brownshoe

Lionel takes on his first case, tracking down a missing girl on behalf of a millionaire. But he soon discovers that the millionaire wants her dead, and others start dropping dead round her.

A stockbroker and friend of Lionel's hires the detectives to investigate two men who are having him make investments with negotiable bonds.

E.L. is smitten with Lola Marshall, a beautiful dancer who hires the partners to find her missing brother, a computer programmer who was used in a scheme to liquidate a tax evader's company against his will.

E.L. gets his old partner, Mike McGill, to run a scam to pay Lionel with con money to keep the agency afloat.

A lounge singer comes to the partners for help against a crazed gangster.

E.L. is busy running a real estate scam on an Arab sheik when his nephew B.L. arrives in town. The boy has stolen a numbers runner' book and has convinced the crook that E.L. has it.

E.L.'s tough new parole officer wants to put him away, and the partners go after someone who wants to kill the officer to convince him otherwise.

When Lionel investigates the 40-year-old murder of a woman, people start shooting at the partners.

The agency's cleaning woman is Russian royalty and a desperate Russian professor wants her so he can obtain a jeweled dagger from her.

A judge hires the agency to do a background check on a criminal feigning insanity, but the partners soon discover that she's not what she seems.

The partners try to impress Lionel's parents and get involved with diamond thieves.