Maverick (1957)

S04E25 Red Dog

Beau Maverick unexpectedly discovers a cave where five outlaws are gathered. They have been called together by a bandit named Jess to strategize a major heist. Pretending to be the infamous Texas outlaw Red Dog, Beau tries to blend in. However, his refusal to participate in their $500,000 bank robbery plan raises their suspicions about his true identity.