A time machine plummets Tim and Martin back to the Gold Rush Days.
Tim and Martin search for their time machine.
Tim and Martin return, via time machine, to early Hollywood — where Martin once starred as a sheik.
Uncle Martin takes a photo of Tim with his future telling camera. They are both shocked by the resulting photo showing Tim at the alter with an unidentified... read more
Martin's latest machine effects a mind swap with Mrs. Brown.
Tim's I.Q. soars when he downs Martin's brain-power pills.
A mineral deficiency gives Martin the Midas touch and everything he touches turns to gold.
Uncle Martin, packed in a tiny bottle, is bound for the Middle East.
Martin's benevolence-inducing light has an unusual effect on Brennan.
Martin accidentally pulls an alien spaceship out of the sky.
The time machine brings Tim, Martin, and Mrs. Brown face-to-face with Frank and Jesse James.
Disguised as a 70-year-old, Martin becomes a night watchman.
Double trouble - Martin's duplicating machine creates two Tims.
A Martian pill turns Mrs. Brown into a crusading crime-fighter.
Tim is arrested for theft when he's forced to help two jewel robbers.
Rumors spread that Martin is working on a secret Government project.
The unexplained presence of "Uncle" Martin jeopardizes Tim's claim to an inheritance.
An invisible Martin is photographed capturing an escaped criminal.
A short circuit in Martin's transmitter puts him and Tim on nationwide TV.
Martin helps Mrs. Brown's brother build a robot that does household chores.
In a department store, Martin is frozen into a mannequinlike pose.
Tim is kidnapped by sinister C.R.U.S.H. agent Butterball.
A gypsy curse causes Mrs. Brown to drop anything she picks up.
Trouble begins when Martin's Martian nephew lands on Earth and tells everyone where he's from.
Martin turns himself into a liquid and is lapped up by Tim's dog.
Trouble begins when Tim contracts a Martian virus.
Martin's personality altercator turns Mrs. Brown into a thief.
Martin summons Leonardo da Vinci for help in fixing his spaceship.
A mosquito bite causes Martin to act like a race horse.
A beam from Martin's regenerator gives Mrs. Brown power to foresee the future.
Martin's molecular reassembler turns a squirrel into a human.
Tim tampers with history when he goes back in time and talks the Indians out of selling Manhattan.
